feat: MiniMax provider for image/video/podcast skills + new music-generation skill (#3437)

* docs(spec): MiniMax integration for generation skills + new music skill

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(plan): MiniMax generation providers implementation plan

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(skills): add importlib loader + FakeResp for skill tests

* test(skills): register loaded module in sys.modules; raise requests.HTTPError in FakeResp

* feat(image-generation): add MiniMax provider with env auto-detect

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* refactor(image-generation): guard unknown provider, derive ref MIME, strengthen tests

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(video-generation): add MiniMax provider with async poll/download

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* refactor(video-generation): surface base_resp errors while polling; add timeout test

* feat(podcast-generation): add MiniMax t2a_v2 provider with env auto-detect

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* refactor(podcast-generation): restore TTS credential guard; add volcengine + voice tests

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(music-generation): new MiniMax music skill via skill-creator

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* refactor(music-generation): treat empty lyrics as absent; test no-audio-data path

* refactor(skills): add request timeouts to MiniMax network calls

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* Potential fix for pull request finding 'Explicit returns mixed with implicit (fall through) returns'

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>

* fix(models): strip inconsistent user-message names for MiniMax chat

DeerFlow middlewares tag user messages with provenance names (user-input, summary, loop_warning); langchain serializes them into the OpenAI-compatible payload and MiniMax rejects mismatched user-message names with "user name must be consistent (2013)". PatchedChatMiniMax now drops the per-message name from user-role messages. Point the config.example MiniMax models at PatchedChatMiniMax so they also get reasoning_content mapping.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(image-generation): MiniMax sends JSON prompt field, guard 1500-char limit

MiniMax image-01 takes one text string capped at 1500 chars, but the skill was sending the whole structured JSON. The MiniMax provider now extracts the JSON `prompt` field (relying on prompt_optimizer to expand it) and fails fast with a clear error before calling the API when that field exceeds 1500 chars. Authoring stays provider-agnostic; Gemini still receives the full JSON.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(podcast-generation): per-provider TTS concurrency and retry/backoff

Each TTS provider owns its concurrency internally — MiniMax runs single-threaded to reduce rate-limit failures, Volcengine keeps 4 workers — with automatic retry and backoff on transient HTTP and base_resp errors. No caller-facing concurrency knob.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(skills): address Copilot review comments on generation skills

- video: add raise_for_status + timeout to the Gemini download/POST/poll calls so non-2xx responses surface as clear HTTP errors instead of JSON/KeyError or hangs
- video: check the task Fail status before the generic base_resp check so the failure keeps its task_id context
- video/image: create the output file parent directory before writing (matching music-generation) so nested output paths do not raise FileNotFoundError
- music: require a non-empty prompt and fail fast with ValueError instead of sending an empty prompt to the API

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(scripts): reclaim dev ports across worktrees in make stop/dev

All deer-flow worktrees (main checkout + linked worktrees) hardcode the same dev ports (8001/3000/2026), so a service started from any worktree must be reclaimable from another. stop_all now resolves the set of worktree roots (DEERFLOW_ROOTS) and treats a process as deer-flow-owned when its open files live under any of them. It also force-kills survivors on 2026 alongside 8001/3000, fixing `make dev` aborting on the nginx port preflight when a prior nginx lingered on 2026.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(view-image): hide the injected image-context message from the UI

ViewImageMiddleware injects a HumanMessage (text + base64 images) so the vision model can see viewed images, but it was the only internal injector that set neither hide_from_ui nor a hidden name, so it leaked into the chat UI (and IM channels) as a user bubble reading "Here are the images you've viewed:". Mark it with additional_kwargs={"hide_from_ui": True}, matching todo/dynamic_context injections, which the frontend isHiddenFromUIMessage and the channel sender already honor. The model still receives the full content.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(minimax): mark M2.7 models as text-only (no vision)

MiniMax M2.7 / M2.7-highspeed do not support vision; only M3 does. The
provider config asserted vision support for M2.7 in four places.

- config.example.yaml: 4 M2.7 entries -> supports_vision: false
- backend/docs/CONFIGURATION.md: M2.7 + highspeed -> supports_vision: false
- wizard: add LLMProvider.model_vision_overrides + extra_config_for() so
  selecting an M2.7 model writes supports_vision: false while M3 (default)
  keeps vision; wire it through setup_wizard.py
- tests: M2.7-highspeed fixture -> supports_vision=False; add
  test_minimax_vision_is_per_model

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Co-authored-by: Willem Jiang <willem.jiang@gmail.com>
Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>
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27 changed files with 3564 additions and 365 deletions

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@ -113,7 +113,7 @@ models:
base_url: https://api.minimax.io/v1
max_tokens: 4096
temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
supports_vision: true
supports_vision: false # M2.7 is text-only; M3 supports vision
- name: minimax-m2.7-highspeed
display_name: MiniMax M2.7 Highspeed
@ -123,7 +123,7 @@ models:
base_url: https://api.minimax.io/v1
max_tokens: 4096
temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
supports_vision: true
supports_vision: false # M2.7 is text-only; M3 supports vision
- name: openrouter-gemini-2.5-flash
display_name: Gemini 2.5 Flash (OpenRouter)
use: langchain_openai:ChatOpenAI

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@ -179,8 +179,10 @@ class ViewImageMiddleware(AgentMiddleware[ViewImageMiddlewareState]):
# Create the image details message with text and image content
image_content = self._create_image_details_message(state)
# Create a new human message with mixed content (text + images)
human_msg = HumanMessage(content=image_content)
# Create a new human message with mixed content (text + images). This is
# internal context for the model only, so hide it from the chat UI and IM
# channels (matches the other middleware-injected context messages).
human_msg = HumanMessage(content=image_content, additional_kwargs={"hide_from_ui": True})
logger.debug("Injecting image details message with images before LLM call")

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@ -114,8 +114,27 @@ class PatchedChatMiniMax(ChatOpenAI):
}
else:
payload["extra_body"] = {"reasoning_split": True}
self._strip_user_message_names(payload)
return payload
@staticmethod
def _strip_user_message_names(payload: dict) -> None:
"""Drop the per-message ``name`` field from user-role messages.
DeerFlow middlewares tag user messages with internal provenance names
(``user-input``, ``summary``, ``loop_warning``, ...). ``langchain_openai``
serializes those into the OpenAI-compatible request, but MiniMax requires
every user-role ``name`` to be identical and otherwise rejects the request
with ``invalid params, user name must be consistent (2013)``. MiniMax does
not use the per-message author name, so strip it.
"""
messages = payload.get("messages")
if not isinstance(messages, list):
return
for message in messages:
if isinstance(message, dict) and message.get("role") == "user":
message.pop("name", None)
def _convert_chunk_to_generation_chunk(
self,
chunk: dict,

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@ -715,7 +715,7 @@ def test_openai_compatible_provider_multiple_models(monkeypatch):
base_url="https://api.minimax.io/v1",
api_key="test-key",
temperature=1.0,
supports_vision=True,
supports_vision=False, # M2.7 is text-only; M3 supports vision
supports_thinking=False,
)
cfg = _make_app_config([m1, m2])

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@ -1,4 +1,4 @@
from langchain_core.messages import AIMessageChunk, HumanMessage
from langchain_core.messages import AIMessage, AIMessageChunk, HumanMessage, SystemMessage
from deerflow.models.patched_minimax import PatchedChatMiniMax
@ -21,6 +21,30 @@ def test_get_request_payload_preserves_thinking_and_forces_reasoning_split():
assert payload["extra_body"]["reasoning_split"] is True
def test_get_request_payload_strips_inconsistent_user_message_names():
"""MiniMax rejects user messages whose `name` fields differ (error 2013).
DeerFlow middlewares tag user messages with internal provenance names
(e.g. "summary", "user-input", "loop_warning"). langchain serializes those
into the OpenAI-compatible payload, and MiniMax requires every user-role
name to be consistent. Strip them so the request is accepted.
"""
model = _make_model()
payload = model._get_request_payload(
[
SystemMessage(content="system"),
HumanMessage(content="older summary", name="summary"),
AIMessage(content="ok"),
HumanMessage(content="latest question", name="user-input"),
]
)
user_messages = [m for m in payload["messages"] if m["role"] == "user"]
assert len(user_messages) == 2
assert all(m.get("name") is None for m in user_messages)
def test_create_chat_result_maps_reasoning_details_to_reasoning_content():
model = _make_model()
response = {

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@ -54,6 +54,29 @@ class TestProviders:
assert providers["deepseek"].use == "deerflow.models.patched_deepseek:PatchedChatDeepSeek"
assert providers["volcengine"].extra_config["api_base"] == "https://ark.cn-beijing.volces.com/api/v3"
def test_minimax_vision_is_per_model(self):
"""M3 supports vision; M2.7 variants are text-only.
The provider-level extra_config carries the default (M3) capability, but
extra_config_for() must drop vision when an M2.7 model is selected.
"""
providers = {provider.name: provider for provider in LLM_PROVIDERS}
for name in ("minimax", "minimax_cn"):
provider = providers[name]
assert provider.extra_config["supports_vision"] is True
assert provider.extra_config_for("MiniMax-M3")["supports_vision"] is True
assert provider.extra_config_for("MiniMax-M2.7")["supports_vision"] is False
assert provider.extra_config_for("MiniMax-M2.7-highspeed")["supports_vision"] is False
# Override must not mutate the shared provider-level config.
assert provider.extra_config["supports_vision"] is True
def test_extra_config_for_returns_provider_config_without_override(self):
"""Providers without per-model overrides return their config unchanged."""
providers = {provider.name: provider for provider in LLM_PROVIDERS}
openai = providers["openai"]
assert openai.extra_config_for("gpt-5") == openai.extra_config
def test_llm_providers_have_required_fields(self):
for p in LLM_PROVIDERS:
assert p.name

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@ -356,6 +356,9 @@ class TestInjectImageMessage:
# Mixed-content payload: list of text + image_url blocks
assert isinstance(injected.content, list)
assert any(isinstance(b, dict) and b.get("type") == "image_url" for b in injected.content)
# Internal injection: must be hidden from the chat UI (and IM channels),
# like the other middleware-injected context messages.
assert injected.additional_kwargs.get("hide_from_ui") is True
class TestBeforeModel:

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@ -279,7 +279,7 @@ models:
# Docs: https://platform.minimax.io/docs/api-reference/text-openai-api
# - name: minimax-m3
# display_name: MiniMax M3
# use: langchain_openai:ChatOpenAI
# use: deerflow.models.patched_minimax:PatchedChatMiniMax
# model: MiniMax-M3
# api_key: $MINIMAX_API_KEY
# base_url: https://api.minimax.io/v1
@ -289,11 +289,14 @@ models:
# temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
# supports_vision: true
# supports_thinking: true
# # MiniMax inlines its chain-of-thought into `content` as <think>...</think>
# # (reasoning_split defaults to false), not in a separate reasoning_content
# # field. Declare the thinking toggle so non-thinking paths (flash mode,
# # follow-up suggestions, title/memory generation) truly disable reasoning
# # instead of wasting tokens on — and parsing around — inline <think> blocks.
# # PatchedChatMiniMax is the MiniMax adapter: it enables reasoning_split and
# # maps MiniMax's structured reasoning into reasoning_content (the field
# # DeerFlow understands), and it strips the per-message `name` field that
# # DeerFlow middlewares attach — MiniMax rejects requests whose user-message
# # names differ with "user name must be consistent (2013)". Declare the
# # thinking toggle so non-thinking paths (flash mode, follow-up suggestions,
# # title/memory generation) truly disable reasoning instead of spending
# # tokens on it.
# when_thinking_enabled:
# extra_body:
# thinking:
@ -306,9 +309,12 @@ models:
# NOTE: M2.x models always think — passing thinking:{type:disabled} has no
# effect (per MiniMax docs), so the toggle above is omitted for M2.7. The
# follow-up-suggestions endpoint strips inline <think> defensively regardless.
# Still use the PatchedChatMiniMax adapter: it strips the per-message `name`
# field DeerFlow middlewares attach, which MiniMax otherwise rejects with
# "user name must be consistent (2013)".
# - name: minimax-m2.7
# display_name: MiniMax M2.7
# use: langchain_openai:ChatOpenAI
# use: deerflow.models.patched_minimax:PatchedChatMiniMax
# model: MiniMax-M2.7
# api_key: $MINIMAX_API_KEY
# base_url: https://api.minimax.io/v1
@ -316,12 +322,12 @@ models:
# max_retries: 2
# max_tokens: 4096
# temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
# supports_vision: true
# supports_vision: false # M2.7 is text-only; M3 supports vision
# supports_thinking: true
# - name: minimax-m2.7-highspeed
# display_name: MiniMax M2.7 Highspeed
# use: langchain_openai:ChatOpenAI
# use: deerflow.models.patched_minimax:PatchedChatMiniMax
# model: MiniMax-M2.7-highspeed
# api_key: $MINIMAX_API_KEY
# base_url: https://api.minimax.io/v1
@ -329,7 +335,7 @@ models:
# max_retries: 2
# max_tokens: 4096
# temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
# supports_vision: true
# supports_vision: false # M2.7 is text-only; M3 supports vision
# supports_thinking: true
# Example: MiniMax (OpenAI-compatible) - CN 中国区用户
@ -337,7 +343,7 @@ models:
# Docs: https://platform.minimaxi.com/docs/api-reference/text-openai-api
# - name: minimax-m3
# display_name: MiniMax M3
# use: langchain_openai:ChatOpenAI
# use: deerflow.models.patched_minimax:PatchedChatMiniMax
# model: MiniMax-M3
# api_key: $MINIMAX_API_KEY
# base_url: https://api.minimaxi.com/v1
@ -347,11 +353,14 @@ models:
# temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
# supports_vision: true
# supports_thinking: true
# # MiniMax inlines its chain-of-thought into `content` as <think>...</think>
# # (reasoning_split defaults to false), not in a separate reasoning_content
# # field. Declare the thinking toggle so non-thinking paths (flash mode,
# # follow-up suggestions, title/memory generation) truly disable reasoning
# # instead of wasting tokens on — and parsing around — inline <think> blocks.
# # PatchedChatMiniMax is the MiniMax adapter: it enables reasoning_split and
# # maps MiniMax's structured reasoning into reasoning_content (the field
# # DeerFlow understands), and it strips the per-message `name` field that
# # DeerFlow middlewares attach — MiniMax rejects requests whose user-message
# # names differ with "user name must be consistent (2013)". Declare the
# # thinking toggle so non-thinking paths (flash mode, follow-up suggestions,
# # title/memory generation) truly disable reasoning instead of spending
# # tokens on it.
# when_thinking_enabled:
# extra_body:
# thinking:
@ -364,9 +373,12 @@ models:
# NOTE: M2.x models always think — passing thinking:{type:disabled} has no
# effect (per MiniMax docs), so the toggle above is omitted for M2.7. The
# follow-up-suggestions endpoint strips inline <think> defensively regardless.
# Still use the PatchedChatMiniMax adapter: it strips the per-message `name`
# field DeerFlow middlewares attach, which MiniMax otherwise rejects with
# "user name must be consistent (2013)".
# - name: minimax-m2.7
# display_name: MiniMax M2.7
# use: langchain_openai:ChatOpenAI
# use: deerflow.models.patched_minimax:PatchedChatMiniMax
# model: MiniMax-M2.7
# api_key: $MINIMAX_API_KEY
# base_url: https://api.minimaxi.com/v1
@ -374,12 +386,12 @@ models:
# max_retries: 2
# max_tokens: 4096
# temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
# supports_vision: true
# supports_vision: false # M2.7 is text-only; M3 supports vision
# supports_thinking: true
# - name: minimax-m2.7-highspeed
# display_name: MiniMax M2.7 Highspeed
# use: langchain_openai:ChatOpenAI
# use: deerflow.models.patched_minimax:PatchedChatMiniMax
# model: MiniMax-M2.7-highspeed
# api_key: $MINIMAX_API_KEY
# base_url: https://api.minimaxi.com/v1
@ -387,7 +399,7 @@ models:
# max_retries: 2
# max_tokens: 4096
# temperature: 1.0 # MiniMax requires temperature in (0.0, 1.0]
# supports_vision: true
# supports_vision: false # M2.7 is text-only; M3 supports vision
# supports_thinking: true
# Example: OpenRouter (OpenAI-compatible)

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@ -0,0 +1,175 @@
# MiniMax 接入生成类 Skill — 设计文档
- 日期2026-06-08
- 分支:`worktree-feat-minimax-generation`
- 参考MiniMax 开放平台 APIhttps://platform.minimaxi.com/docs/api-reference
## 1. 目标
1. 在现有 `image-generation``video-generation``podcast-generation` 三个 skill 中接入 MiniMax 作为可选 provider与现有 Gemini / Volcengine 并存)。
2. 用项目自带的 `skill-creator` skill 新建一个 `music-generation` skill对接 MiniMax 音乐生成 API。
## 2. 背景与现状
三个生成 skill 均位于 `skills/public/<name>/`,是**自包含目录**
- `SKILL.md`frontmatter`name``description` + 给 agent 的使用说明,运行时路径为 `/mnt/skills/public/<name>/...`、产物写到 `/mnt/user-data/...`
- `scripts/generate.py`(纯 `requests` 调用外部 API 的 CLI`argparse`
- 可选 `templates/`
现状 provider
| Skill | 现 provider | 端点 | 凭证 |
|---|---|---|---|
| image-generation | Gemini | `generativelanguage.googleapis.com/.../gemini-3-pro-image-preview:generateContent` | `GEMINI_API_KEY` |
| video-generation | Gemini Veo | `.../veo-3.1-generate-preview:predictLongRunning`(长任务轮询) | `GEMINI_API_KEY` |
| podcast-generation | Volcengine TTS | `openspeech.bytedance.com/api/v1/tts`逐行多线程base64 音频拼接) | `VOLCENGINE_TTS_APPID` + `VOLCENGINE_TTS_ACCESS_TOKEN`+ 可选 `VOLCENGINE_TTS_CLUSTER` |
MiniMax 已作为 **LLM chat provider** 接入(`config.example.yaml` + `patched_minimax.py`),但**未用于**图像/视频/音频生成。仓库中**无** music 生成功能。
沙箱中各 skill 目录隔离、互不 import → MiniMax 代码在每个 skill 内**各自内联**,不做跨 skill 共享模块(少量重复可接受)。
`skill-creator` 是仓库内真实公共 skill`skills/public/skill-creator/`,含 `scripts/init_skill.py` 脚手架)。前端 `frontend/src/app/mock/api/skills/route.ts` 维护着 UI 展示用的 skill 列表mock
## 3. Provider 选择机制(已和用户确认)
每个被改造的脚本新增 `_resolve_provider()`,判定顺序:
1. **显式覆盖**:若环境变量 `<SKILL>_PROVIDER` 已设(如 `IMAGE_GENERATION_PROVIDER``VIDEO_GENERATION_PROVIDER``PODCAST_GENERATION_PROVIDER`,取值 `gemini`/`volcengine`/`minimax`),直接采用,覆盖自动判断。
2. **现有 provider 优先**:现 provider 凭证齐全 → 用现有 provider保持完全向后兼容
3. **回退 MiniMax**:否则若 `MINIMAX_API_KEY` 已设 → 用 MiniMax。
4. 都不满足 → 抛出清晰错误,提示两套环境变量该如何配置。
> 设计含义:默认行为不变(已有用户配了 Gemini/Volcengine 的不受影响);只配了 MiniMax 的用户自动走 MiniMax两者都配又想用 MiniMax 的用户用 `<SKILL>_PROVIDER` 强制。
## 4. MiniMax 接口对接细节
通用:
- Base URL 默认 `https://api.minimaxi.com`,可用 `MINIMAX_API_HOST` 覆盖(备用 `https://api-bj.minimaxi.com`)。
- Header`Authorization: Bearer $MINIMAX_API_KEY``Content-Type: application/json`
- 统一错误处理:响应体 `base_resp.status_code != 0` → 抛带 `status_msg` 的异常。
### 4.1 图像 `POST /v1/image_generation`(同步)
请求体:
```json
{
"model": "image-01",
"prompt": "<文本>",
"aspect_ratio": "16:9",
"response_format": "base64",
"n": 1,
"prompt_optimizer": true
}
```
- 参考图:转成 Data URL`data:image/jpeg;base64,...`),放入
`subject_reference: [{"type": "character", "image_file": "<data url>"}]`(仅 `image-01` 支持;用现有 `--reference-images` 的图片)。
- 响应:`data.image_base64[0]``base64.b64decode` 写出文件;`response_format:url` 时取 `data.image_urls[0]` 下载(实现选 base64少一次下载
- 模型可用 `MINIMAX_IMAGE_MODEL` 覆盖(默认 `image-01`)。
### 4.2 视频(异步三步)
1. `POST /v1/video_generation`
```json
{ "model": "MiniMax-Hailuo-2.3", "prompt": "<文本>", "first_frame_image": "<data url可选>" }
```
`{ "task_id": "...", "base_resp": {...} }`
2. 轮询 `GET /v1/query/video_generation?task_id=<id>``status ∈ {Preparing,Queueing,Processing,Success,Fail}``Success` 时返回 `file_id`
3. `GET /v1/files/retrieve?file_id=<id>``file.download_url`;下载 mp4 写出。
- 参考图:第一张转 Data URL 作 `first_frame_image`
- 视频无 `aspect_ratio` 概念(用 resolution/durationMiniMax 路径忽略 `--aspect-ratio`,用默认 resolution。
- 轮询间隔 3s设最大次数上限如 120 次≈6 分钟)防止无限循环;`Fail`/超时报错。
- 模型可用 `MINIMAX_VIDEO_MODEL` 覆盖(默认 `MiniMax-Hailuo-2.3`)。
### 4.3 播客 TTS `POST /v1/t2a_v2`(同步)
沿用现有"逐行 + `ThreadPoolExecutor` 多线程 + 拼接"结构,仅替换单行合成函数:
```json
{
"model": "speech-2.6-hd",
"text": "<单行文本>",
"voice_setting": { "voice_id": "<male/female 预设>", "speed": 1.0, "vol": 1.0, "pitch": 0 },
"audio_setting": { "sample_rate": 32000, "bitrate": 128000, "format": "mp3", "channel": 1 },
"output_format": "hex"
}
```
- 响应 `data.audio`**hex 编码**`bytes.fromhex(audio)`(区别于 Volcengine 的 base64
- 角色映射:`male`/`female` → MiniMax voice_id 预设,默认值可用 `MINIMAX_TTS_VOICE_MALE` / `MINIMAX_TTS_VOICE_FEMALE` 覆盖。
- 模型可用 `MINIMAX_TTS_MODEL` 覆盖(默认 `speech-2.6-hd`)。
### 4.4 音乐 `POST /v1/music_generation`(同步,新 skill
请求体:
```json
{
"model": "music-2.6-free",
"prompt": "<风格/情绪/场景>",
"lyrics": "[verse]\n...\n[chorus]\n...",
"output_format": "hex",
"audio_setting": { "sample_rate": 44100, "bitrate": 256000, "format": "mp3" }
}
```
- 响应 `data.audio`**hex**`bytes.fromhex` 写 mp3。
- 歌词规则:
- 提供 `lyrics`:直接用(含 `[Verse]`/`[Chorus]` 等结构标签,`\n` 分行)。
- 未提供且 `is_instrumental` 为真:`is_instrumental:true`(不需要 lyrics
- 未提供且非纯音乐:`lyrics_optimizer:true`(系统据 `prompt` 自动写词)。
- 仅用 `MINIMAX_API_KEY`(音乐只有 MiniMax 提供,无 provider 判断);模型可用 `MINIMAX_MUSIC_MODEL` 覆盖(默认 `music-2.6-free`,付费用户可设 `music-2.6`)。
## 5. 各组件改动清单
### 5.1 `skills/public/image-generation/scripts/generate.py`
- 抽出现有 Gemini 逻辑为 `_generate_image_gemini(...)`
- 新增 `_generate_image_minimax(...)``_resolve_provider("image_generation", ...)``_to_data_url(path)`
- `generate_image(...)` 顶层按 provider 路由;保留 CLI 与签名不变。
- `SKILL.md`:在说明里补充 MiniMax provider 与所需环境变量(不改变调用方式)。
### 5.2 `skills/public/video-generation/scripts/generate.py`
- 同上模式:`_generate_video_gemini``_generate_video_minimax`(三步轮询)、`_resolve_provider("video_generation", ...)`
- `SKILL.md` 补充 MiniMax provider 说明。
### 5.3 `skills/public/podcast-generation/scripts/generate.py`
- `text_to_speech_volcengine`(现有改名)+ `text_to_speech_minimax``_process_line`/`tts_node` 内按 `_resolve_provider("podcast_generation", ...)` 选择合成函数与 voice 映射。
- 环境变量校验同时支持两套;`SKILL.md` 补充说明。
### 5.4 新增 `skills/public/music-generation/`(用 skill-creator
- 用 `skill-creator/scripts/init_skill.py` 脚手架生成目录骨架,再填充:
- `SKILL.md`frontmatter `name: music-generation` + description说明输入 JSON 结构、调用方式、环境变量、示例(按现有生成 skill 的风格与运行时路径 `/mnt/skills/public/music-generation/...`)。
- `scripts/generate.py`CLI `--prompt-file <json> --output-file <mp3>`;读 JSON `{title, prompt, lyrics?, is_instrumental?}`;调 `/v1/music_generation`hex→mp3。
- `frontend/src/app/mock/api/skills/route.ts`:新增 `music-generation` 条目(按字母序,`category:"public"``enabled:true`),使其出现在 UI skill 列表。
## 6. 测试TDD
- 框架pytest。测试目录仓库根 `tests/skills/`**不放进会部署到沙箱的 skill 目录**)。
- 用 `importlib.util.spec_from_file_location` 按路径加载各 `generate.py`
- `requests.post` / `requests.get` 全部用 `unittest.mock` 打桩,**不打真实 API**。
- 覆盖点:
- `_resolve_provider`:各环境变量组合(仅现有 key / 仅 MiniMax key / 两者 / 都无 / `<SKILL>_PROVIDER` 覆盖)→ 正确 provider 或正确报错。
- 请求体构造image/video/podcast/music 各自 payload 字段、模型默认与 env 覆盖、参考图 Data URL 转换。
- 响应解析image base64 解码写文件、music/podcast hex 解码、video 三步流转mock task_id→Success→download_url→内容写出
- 错误:`base_resp.status_code != 0` 抛异常video `Fail`/超时分支。
- 先写失败测试,再实现到通过。
## 7. 向后兼容性
- 现有 CLI 参数与默认行为完全不变;仅当现 provider 凭证缺失(或显式 `<SKILL>_PROVIDER`)时才走 MiniMax。
- 不改 LLM 侧已有的 MiniMax 接入。
## 8. 新增环境变量汇总
| 变量 | 用途 | 默认 |
|---|---|---|
| `MINIMAX_API_KEY` | 复用现有 LLM 同名 key | 必填(走 MiniMax 时) |
| `MINIMAX_API_HOST` | MiniMax base url | `https://api.minimaxi.com` |
| `IMAGE_GENERATION_PROVIDER` / `VIDEO_GENERATION_PROVIDER` / `PODCAST_GENERATION_PROVIDER` | 强制 provider | 不设(自动判断) |
| `MINIMAX_IMAGE_MODEL` | 图像模型 | `image-01` |
| `MINIMAX_VIDEO_MODEL` | 视频模型 | `MiniMax-Hailuo-2.3` |
| `MINIMAX_TTS_MODEL` | TTS 模型 | `speech-2.6-hd` |
| `MINIMAX_TTS_VOICE_MALE` / `MINIMAX_TTS_VOICE_FEMALE` | 播客音色 | 选定的男/女系统音色 |
| `MINIMAX_MUSIC_MODEL` | 音乐模型 | `music-2.6-free` |
## 9. 非目标YAGNI
- 不做翻唱(`music-cover` / `music_cover_preprocess`)、独立歌词生成接口(`lyrics_generation`,音乐内置 `lyrics_optimizer` 已覆盖"自动写词")、音色复刻/设计、视频模板 Agent、流式合成。
- 不为各 skill 抽象统一 "GenerationProvider" 框架(沙箱隔离 + YAGNI

View File

@ -33,6 +33,14 @@ export function GET() {
category: "public",
enabled: true,
},
{
name: "music-generation",
description:
"Use this skill when the user requests to generate, create, compose, or produce music or songs — background music, theme songs, jingles, or instrumental tracks. Generates a song from a style/mood prompt and optional lyrics via the MiniMax music API.",
license: null,
category: "public",
enabled: true,
},
{
name: "podcast-generation",
description:

View File

@ -62,9 +62,56 @@ done
# ── Stop helper ──────────────────────────────────────────────────────────────
_is_repo_pid() {
local pid=$1
lsof -p "$pid" 2>/dev/null | grep -F "$REPO_ROOT" >/dev/null
# Every deer-flow worktree (the main checkout + each linked worktree) hardcodes
# the same dev ports (8001/3000/2026), so a service started from ANY of them
# must be reclaimable from here — otherwise `make stop`/`make dev` in this
# worktree can neither kill nor take over a port held by a sibling worktree.
# DEERFLOW_ROOTS is that set of roots; processes living outside all of them
# (e.g. an unrelated project on port 3000) are still never touched.
# Sorted most-specific-first (longest path first): a linked worktree lives
# under the main checkout, so both roots are substrings of its files — checking
# the deeper root first attributes a reclaimed port to the right worktree.
DEERFLOW_ROOTS="$(
{
printf '%s\n' "$REPO_ROOT"
git -C "$REPO_ROOT" worktree list --porcelain 2>/dev/null |
awk '/^worktree /{print $2}'
} | awk 'NF && !seen[$0]++ {print length($0)"\t"$0}' | sort -rn | sed 's/^[0-9]*\t//'
)"
# True if PID has an open file/cwd under any deer-flow worktree root. The
# trailing slash keeps a sibling dir like ".../deer-flow-notes" from matching
# the ".../deer-flow" root.
_is_deerflow_pid() {
local pid=$1 files root
files=$(lsof -p "$pid" 2>/dev/null) || return 1
while IFS= read -r root; do
[ -n "$root" ] || continue
case "$files" in
*"$root"/*) return 0 ;;
esac
done <<< "$DEERFLOW_ROOTS"
return 1
}
# Report ports about to be reclaimed from a *different* worktree, so stopping
# (or starting, which stops first) isn't silently killing someone else's run.
_report_reclaimed_ports() {
local port pid files root owner
for port in 8001 3000 2026; do
for pid in $(lsof -nP -iTCP:"$port" -sTCP:LISTEN -t 2>/dev/null); do
_is_deerflow_pid "$pid" || continue
files=$(lsof -p "$pid" 2>/dev/null)
case "$files" in *"$REPO_ROOT"/*) continue ;; esac # this worktree — normal
owner=""
while IFS= read -r root; do
[ -n "$root" ] || continue
case "$files" in *"$root"/*) owner="$root"; break ;; esac
done <<< "$DEERFLOW_ROOTS"
echo " ↻ Reclaiming port $port from another worktree: ${owner:-?}"
break
done
done
}
_kill_repo_processes() {
@ -73,7 +120,7 @@ _kill_repo_processes() {
local pids=""
while IFS= read -r pid; do
if [ -n "$pid" ] && _is_repo_pid "$pid"; then
if [ -n "$pid" ] && _is_deerflow_pid "$pid"; then
case " $pids " in
*" $pid "*) ;;
*) pids="$pids $pid" ;;
@ -92,7 +139,7 @@ _kill_repo_port() {
local pids=""
while IFS= read -r pid; do
if [ -n "$pid" ] && _is_repo_pid "$pid"; then
if [ -n "$pid" ] && _is_deerflow_pid "$pid"; then
case " $pids " in
*" $pid "*) ;;
*) pids="$pids $pid" ;;
@ -141,11 +188,15 @@ _is_repo_nginx_pid() {
esac
args=$(ps -p "$pid" -o args= 2>/dev/null) || return 1
case "$args" in
*"$REPO_ROOT/docker/nginx/nginx.local.conf"*|*"$REPO_ROOT"*) return 0 ;;
esac
local root
while IFS= read -r root; do
[ -n "$root" ] || continue
case "$args" in
*"$root"/docker/nginx/nginx.local.conf*|*"$root"/*) return 0 ;;
esac
done <<< "$DEERFLOW_ROOTS"
_is_repo_pid "$pid"
_is_deerflow_pid "$pid"
}
_kill_repo_nginx() {
@ -175,6 +226,7 @@ _kill_repo_nginx() {
stop_all() {
echo "Stopping all services..."
_report_reclaimed_ports
_kill_repo_processes "uvicorn app.gateway.app:app"
_kill_repo_processes "next dev"
_kill_repo_processes "next start"
@ -182,9 +234,13 @@ stop_all() {
nginx -c "$REPO_ROOT/docker/nginx/nginx.local.conf" -p "$REPO_ROOT" -s quit 2>/dev/null || true
sleep 1
_kill_repo_nginx
# Force-kill any survivors still holding the service ports
# Force-kill any survivors still holding the service ports. 2026 is included
# so a lingering nginx (or any deer-flow process) that _kill_repo_nginx did
# not match by name still gets reclaimed — otherwise `make dev` fails its
# nginx port preflight.
_kill_repo_port 8001
_kill_repo_port 3000
_kill_repo_port 2026
./scripts/cleanup-containers.sh deer-flow-sandbox 2>/dev/null || true
echo "✓ All services stopped"
}

View File

@ -85,7 +85,7 @@ def main() -> int:
display_name=f"{llm.provider.display_name} / {llm.model_name}",
api_key_field=llm.provider.api_key_field,
env_var=llm.provider.env_var,
extra_model_config=llm.provider.extra_config or None,
extra_model_config=llm.provider.extra_config_for(llm.model_name) or None,
base_url=llm.base_url,
search_use=search_provider.use if search_provider else None,
search_tool_name=search_provider.tool_name if search_provider else "web_search",

View File

@ -19,10 +19,24 @@ class LLMProvider:
api_key_field: str = "api_key"
# Extra config fields beyond the common ones (merged into YAML)
extra_config: dict = field(default_factory=dict)
# Per-model supports_vision overrides for providers whose models differ in
# capability (e.g. MiniMax M3 supports vision but M2.7 is text-only). The
# provider-level extra_config holds the default (default_model) capability.
model_vision_overrides: dict[str, bool] = field(default_factory=dict)
auth_hint: str | None = None
base_url_prompt: str | None = None
model_prompt: str | None = None
def extra_config_for(self, model_name: str) -> dict:
"""Return extra_config for a selected model, applying per-model overrides.
Does not mutate the shared provider-level ``extra_config``.
"""
config = dict(self.extra_config)
if model_name in self.model_vision_overrides:
config["supports_vision"] = self.model_vision_overrides[model_name]
return config
@dataclass
class WebProvider:
@ -313,6 +327,10 @@ LLM_PROVIDERS: list[LLMProvider] = [
"supports_vision": True,
"supports_thinking": True,
},
model_vision_overrides={
"MiniMax-M2.7": False,
"MiniMax-M2.7-highspeed": False,
},
),
LLMProvider(
name="minimax_cn",
@ -332,6 +350,10 @@ LLM_PROVIDERS: list[LLMProvider] = [
"supports_vision": True,
"supports_thinking": True,
},
model_vision_overrides={
"MiniMax-M2.7": False,
"MiniMax-M2.7-highspeed": False,
},
),
LLMProvider(
name="openrouter",

View File

@ -178,6 +178,27 @@ For scenarios where visual accuracy is critical, **use the `image_search` tool f
This approach significantly improves generation quality by providing the model with concrete visual guidance rather than relying solely on text descriptions.
## Providers (Gemini / MiniMax)
This skill auto-selects the provider by environment variables (no CLI change):
- `GEMINI_API_KEY` set → use Gemini (default, unchanged).
- Only `MINIMAX_API_KEY` set → use MiniMax (`/v1/image_generation`, model `image-01`).
- Force one explicitly with `IMAGE_GENERATION_PROVIDER=gemini|minimax`.
MiniMax optional overrides: `MINIMAX_API_HOST` (default `https://api.minimaxi.com`),
`MINIMAX_IMAGE_MODEL` (default `image-01`). Reference images are sent as the MiniMax
`subject_reference` character image. The CLI and `--prompt-file` / `--reference-images`
/ `--output-file` / `--aspect-ratio` arguments are identical for both providers.
**MiniMax prompt handling (provider-internal).** Authoring is provider-agnostic — write
the same structured JSON regardless of which provider is active. MiniMax `image-01`
consumes a single text string, so the MiniMax path itself sends only the JSON `prompt`
field (the other fields such as `style` / `composition` / `negative_prompt` apply to the
Gemini path) and enables `prompt_optimizer` so MiniMax expands it server-side. MiniMax
caps that prompt at 1500 characters; if the `prompt` field is longer, the script returns
an error instead of calling the API. The Gemini path receives the full structured JSON.
## Notes
- Always use English for prompts regardless of user's language

View File

@ -1,32 +1,196 @@
import base64
import json
import os
import requests
from PIL import Image
MINIMAX_DEFAULT_HOST = "https://api.minimaxi.com"
# MiniMax image-01 caps the prompt at 1500 characters and rejects longer requests
# with a generic "invalid params" error, so validate before calling the API.
MINIMAX_PROMPT_MAX_CHARS = 1500
def validate_image(image_path: str) -> bool:
"""
Validate if an image file can be opened and is not corrupted.
Args:
image_path: Path to the image file
Returns:
True if the image is valid and can be opened, False otherwise
"""
"""Validate if an image file can be opened and is not corrupted."""
from PIL import Image # lazy import: keeps module importable without Pillow
try:
with Image.open(image_path) as img:
img.verify() # Verify that it's a valid image
# Re-open to check if it can be fully loaded (verify() may not catch all issues)
with Image.open(image_path) as img:
img.load() # Force load the image data
with Image.open(image_path) as image:
image.verify()
with Image.open(image_path) as image:
image.load()
return True
except Exception as e:
print(f"Warning: Image '{image_path}' is invalid or corrupted: {e}")
except Exception as exc:
print(f"Warning: Image '{image_path}' is invalid or corrupted: {exc}")
return False
def _resolve_provider(override_env: str, existing_provider: str, has_existing_creds: bool) -> str:
"""Pick the generation provider.
1. Explicit <SKILL>_PROVIDER override wins.
2. Otherwise prefer the existing provider when its credentials are present.
3. Otherwise fall back to MiniMax when MINIMAX_API_KEY is set.
"""
override = os.getenv(override_env)
if override:
return override.strip().lower()
if has_existing_creds:
return existing_provider
if os.getenv("MINIMAX_API_KEY"):
return "minimax"
raise ValueError(
f"No credentials found. Set GEMINI_API_KEY for {existing_provider}, "
f"or MINIMAX_API_KEY for minimax (optionally force with {override_env})."
)
def _minimax_host() -> str:
return os.getenv("MINIMAX_API_HOST", MINIMAX_DEFAULT_HOST).rstrip("/")
def _check_base_resp(payload: dict) -> None:
base = payload.get("base_resp") or {}
if base.get("status_code", 0) != 0:
raise Exception(
f"MiniMax error {base.get('status_code')}: {base.get('status_msg')}"
)
def _guess_mime(image_path: str) -> str:
ext = os.path.splitext(image_path)[1].lower()
return {
".png": "image/png",
".webp": "image/webp",
".gif": "image/gif",
".jpg": "image/jpeg",
".jpeg": "image/jpeg",
}.get(ext, "image/jpeg")
def _to_data_url(image_path: str) -> str:
with open(image_path, "rb") as f:
b64 = base64.b64encode(f.read()).decode("utf-8")
return f"data:{_guess_mime(image_path)};base64,{b64}"
def _ensure_output_dir(output_file: str) -> None:
"""Create the output file's parent directory so nested paths don't fail."""
output_dir = os.path.dirname(output_file)
if output_dir:
os.makedirs(output_dir, exist_ok=True)
def _minimax_prompt(raw: str) -> str:
"""Extract the single text prompt MiniMax image-01 expects.
The shared prompt file is structured JSON (a consolidated ``prompt`` plus
Gemini-oriented fields like ``style`` / ``composition`` / ``negative_prompt``),
but MiniMax consumes one string and expands it via ``prompt_optimizer``. The
provider adapts the input itself the caller never needs to know MiniMax is
active. Use the JSON ``prompt`` field; fall back to the raw text for plain-text
prompt files or JSON without a ``prompt`` field.
"""
text = raw.strip()
try:
data = json.loads(text)
except (ValueError, json.JSONDecodeError):
return text
if isinstance(data, dict):
core = data.get("prompt")
if isinstance(core, str) and core.strip():
return core.strip()
return text
def _generate_image_minimax(
prompt: str, reference_images: list[str], output_file: str, aspect_ratio: str
) -> str:
api_key = os.getenv("MINIMAX_API_KEY")
if not api_key:
return "MINIMAX_API_KEY is not set"
prompt = _minimax_prompt(prompt)
if len(prompt) > MINIMAX_PROMPT_MAX_CHARS:
return (
f"Prompt is {len(prompt)} characters but MiniMax image-01 accepts at most "
f"{MINIMAX_PROMPT_MAX_CHARS}. Shorten the prompt to stay within the limit; "
f"reference images plus a tighter description usually recover the detail."
)
body = {
"model": os.getenv("MINIMAX_IMAGE_MODEL", "image-01"),
"prompt": prompt,
"aspect_ratio": aspect_ratio,
"response_format": "base64",
"n": 1,
"prompt_optimizer": True,
}
if reference_images:
# Reference images are passed as character subjects as-is; unlike the Gemini
# path we do not pre-validate them — invalid files surface as a MiniMax API error.
body["subject_reference"] = [
{"type": "character", "image_file": _to_data_url(p)} for p in reference_images
]
response = requests.post(
f"{_minimax_host()}/v1/image_generation",
headers={"Authorization": f"Bearer {api_key}", "Content-Type": "application/json"},
json=body,
timeout=60,
)
response.raise_for_status()
payload = response.json()
_check_base_resp(payload)
images = (payload.get("data") or {}).get("image_base64") or []
if not images:
raise Exception("MiniMax returned no image data")
_ensure_output_dir(output_file)
with open(output_file, "wb") as f:
f.write(base64.b64decode(images[0]))
return f"Successfully generated image to {output_file}"
def _generate_image_gemini(
prompt: str, reference_images: list[str], output_file: str, aspect_ratio: str
) -> str:
parts = []
valid_reference_images = []
for ref_img in reference_images:
if validate_image(ref_img):
valid_reference_images.append(ref_img)
else:
print(f"Skipping invalid reference image: {ref_img}")
if len(valid_reference_images) < len(reference_images):
skipped = len(reference_images) - len(valid_reference_images)
print(f"Note: {skipped} reference image(s) were skipped due to validation failure.")
for reference_image in valid_reference_images:
with open(reference_image, "rb") as f:
image_b64 = base64.b64encode(f.read()).decode("utf-8")
parts.append({"inlineData": {"mimeType": "image/jpeg", "data": image_b64}})
api_key = os.getenv("GEMINI_API_KEY")
if not api_key:
return "GEMINI_API_KEY is not set"
response = requests.post(
"https://generativelanguage.googleapis.com/v1beta/models/gemini-3-pro-image-preview:generateContent",
headers={"x-goog-api-key": api_key, "Content-Type": "application/json"},
json={
"generationConfig": {"imageConfig": {"aspectRatio": aspect_ratio}},
"contents": [{"parts": [*parts, {"text": prompt}]}],
},
)
response.raise_for_status()
data = response.json()
response_parts: list[dict] = data["candidates"][0]["content"]["parts"]
image_parts = [part for part in response_parts if part.get("inlineData", False)]
if len(image_parts) == 1:
base64_image = image_parts[0]["inlineData"]["data"]
_ensure_output_dir(output_file)
with open(output_file, "wb") as f:
f.write(base64.b64decode(base64_image))
return f"Successfully generated image to {output_file}"
raise Exception("Failed to generate image")
def generate_image(
prompt_file: str,
reference_images: list[str],
@ -35,98 +199,30 @@ def generate_image(
) -> str:
with open(prompt_file, "r", encoding="utf-8") as f:
prompt = f.read()
parts = []
i = 0
# Filter out invalid reference images
valid_reference_images = []
for ref_img in reference_images:
if validate_image(ref_img):
valid_reference_images.append(ref_img)
else:
print(f"Skipping invalid reference image: {ref_img}")
if len(valid_reference_images) < len(reference_images):
print(f"Note: {len(reference_images) - len(valid_reference_images)} reference image(s) were skipped due to validation failure.")
for reference_image in valid_reference_images:
i += 1
with open(reference_image, "rb") as f:
image_b64 = base64.b64encode(f.read()).decode("utf-8")
parts.append(
{
"inlineData": {
"mimeType": "image/jpeg",
"data": image_b64,
}
}
)
api_key = os.getenv("GEMINI_API_KEY")
if not api_key:
return "GEMINI_API_KEY is not set"
response = requests.post(
"https://generativelanguage.googleapis.com/v1beta/models/gemini-3-pro-image-preview:generateContent",
headers={
"x-goog-api-key": api_key,
"Content-Type": "application/json",
},
json={
"generationConfig": {"imageConfig": {"aspectRatio": aspect_ratio}},
"contents": [{"parts": [*parts, {"text": prompt}]}],
},
provider = _resolve_provider(
"IMAGE_GENERATION_PROVIDER", "gemini", bool(os.getenv("GEMINI_API_KEY"))
)
response.raise_for_status()
json = response.json()
parts: list[dict] = json["candidates"][0]["content"]["parts"]
image_parts = [part for part in parts if part.get("inlineData", False)]
if len(image_parts) == 1:
base64_image = image_parts[0]["inlineData"]["data"]
# Save the image to a file
with open(output_file, "wb") as f:
f.write(base64.b64decode(base64_image))
return f"Successfully generated image to {output_file}"
else:
raise Exception("Failed to generate image")
if provider == "minimax":
return _generate_image_minimax(prompt, reference_images, output_file, aspect_ratio)
if provider in ("gemini", "google"):
return _generate_image_gemini(prompt, reference_images, output_file, aspect_ratio)
raise ValueError(f"Unknown image provider: {provider!r} (use 'gemini' or 'minimax')")
if __name__ == "__main__":
import argparse
parser = argparse.ArgumentParser(description="Generate images using Gemini API")
parser.add_argument(
"--prompt-file",
required=True,
help="Absolute path to JSON prompt file",
)
parser.add_argument(
"--reference-images",
nargs="*",
default=[],
help="Absolute paths to reference images (space-separated)",
)
parser.add_argument(
"--output-file",
required=True,
help="Output path for generated image",
)
parser.add_argument(
"--aspect-ratio",
required=False,
default="16:9",
help="Aspect ratio of the generated image",
)
parser = argparse.ArgumentParser(description="Generate images using Gemini or MiniMax API")
parser.add_argument("--prompt-file", required=True, help="Absolute path to JSON prompt file")
parser.add_argument("--reference-images", nargs="*", default=[],
help="Absolute paths to reference images (space-separated)")
parser.add_argument("--output-file", required=True, help="Output path for generated image")
parser.add_argument("--aspect-ratio", required=False, default="16:9",
help="Aspect ratio of the generated image")
args = parser.parse_args()
try:
print(
generate_image(
args.prompt_file,
args.reference_images,
args.output_file,
args.aspect_ratio,
)
)
print(generate_image(args.prompt_file, args.reference_images,
args.output_file, args.aspect_ratio))
except Exception as e:
print(f"Error while generating image: {e}")

View File

@ -0,0 +1,76 @@
---
name: music-generation
description: Use this skill when the user requests to generate, create, compose, or produce music or songs — background music, theme songs, jingles, or instrumental tracks. Generates a song from a style/mood prompt and optional lyrics via the MiniMax music API.
---
# Music Generation Skill
## Overview
This skill generates songs (vocal or instrumental) from a structured JSON spec using the
MiniMax music generation API (`/v1/music_generation`). You describe the style/mood/scene in
`prompt`, optionally provide `lyrics`, and the script returns an MP3.
## Workflow
### Step 1: Understand Requirements
Identify the desired style, mood, scene, language, and whether the user wants vocals or a
pure instrumental track. Decide whether to supply lyrics or let the model write them.
### Step 2: Create the Spec JSON
Write a JSON file in `/mnt/user-data/workspace/` named `{descriptive-name}.json`:
```json
{
"title": "Rainy Night Cafe",
"prompt": "indie folk, melancholic, introspective, walking alone, cafe",
"lyrics": "[verse]\nStreetlights glow the night wind sighs\n[chorus]\nPush the wooden door warm air inside"
}
```
Fields:
- `title` (optional): a human-readable name.
- `prompt` (required): style, mood, and scene. Drives the musical character.
- `lyrics` (optional): song lyrics. Use `\n` between lines and structure tags such as
`[Intro]`, `[Verse]`, `[Pre Chorus]`, `[Chorus]`, `[Bridge]`, `[Outro]`.
- `is_instrumental` (optional, bool): set `true` for a pure instrumental track (no lyrics needed).
Behavior:
- `lyrics` provided → those lyrics are sung.
- `is_instrumental: true` → instrumental, no vocals.
- neither → the model auto-writes lyrics from `prompt` (`lyrics_optimizer`).
### Step 3: Execute Generation
```bash
python /mnt/skills/public/music-generation/scripts/generate.py \
--prompt-file /mnt/user-data/workspace/rainy-night-cafe.json \
--output-file /mnt/user-data/outputs/rainy-night-cafe.mp3
```
Parameters:
- `--prompt-file`: Absolute path to the JSON spec (required).
- `--output-file`: Absolute path for the output MP3 (required).
[!NOTE]
Do NOT read the python file, just call it with the parameters.
## Environment
- `MINIMAX_API_KEY` (required): your MiniMax interface key.
- `MINIMAX_API_HOST` (optional): default `https://api.minimaxi.com`.
- `MINIMAX_MUSIC_MODEL` (optional): default `music-2.6-free` (works for all API-key users);
paid/Token-Plan users can set `music-2.6` for higher limits.
## Output Handling
- Music is saved as MP3 (typically in `/mnt/user-data/outputs/`).
- Share the generated file with the user using the present_files tool.
- Offer to iterate on style or lyrics if adjustments are needed.
## Notes
- Keep `prompt` focused on style/mood/scene; put the actual sung words in `lyrics`.
- For non-English songs, write `lyrics` in the target language.

View File

@ -0,0 +1,82 @@
import argparse
import json
import os
import requests
MINIMAX_DEFAULT_HOST = "https://api.minimaxi.com"
def _check_base_resp(payload: dict) -> None:
base = payload.get("base_resp") or {}
if base.get("status_code", 0) != 0:
raise Exception(f"MiniMax error {base.get('status_code')}: {base.get('status_msg')}")
def generate_music(prompt_file: str, output_file: str) -> str:
"""Generate a song from a JSON spec via MiniMax /v1/music_generation.
Spec JSON: {"title": str, "prompt": str, "lyrics"?: str, "is_instrumental"?: bool}
- lyrics given -> use them (supports [Verse]/[Chorus] structure tags, \\n lines)
- is_instrumental true -> pure music, no lyrics needed
- otherwise -> lyrics_optimizer auto-writes lyrics from prompt
"""
with open(prompt_file, "r", encoding="utf-8") as f:
spec = json.load(f)
api_key = os.getenv("MINIMAX_API_KEY")
if not api_key:
return "MINIMAX_API_KEY is not set"
prompt = (spec.get("prompt") or "").strip()
if not prompt:
raise ValueError("`prompt` is required in the music spec")
lyrics = spec.get("lyrics") or None # treat empty string the same as absent
is_instrumental = bool(spec.get("is_instrumental", False))
body = {
"model": os.getenv("MINIMAX_MUSIC_MODEL", "music-2.6-free"),
"prompt": prompt,
"output_format": "hex",
"audio_setting": {"sample_rate": 44100, "bitrate": 256000, "format": "mp3"},
}
if lyrics:
body["lyrics"] = lyrics
elif is_instrumental:
body["is_instrumental"] = True
else:
body["lyrics_optimizer"] = True
host = os.getenv("MINIMAX_API_HOST", MINIMAX_DEFAULT_HOST).rstrip("/")
response = requests.post(
f"{host}/v1/music_generation",
headers={"Authorization": f"Bearer {api_key}", "Content-Type": "application/json"},
json=body,
timeout=300,
)
response.raise_for_status()
payload = response.json()
_check_base_resp(payload)
audio_hex = (payload.get("data") or {}).get("audio")
if not audio_hex:
raise Exception("MiniMax returned no audio data")
output_dir = os.path.dirname(output_file)
if output_dir:
os.makedirs(output_dir, exist_ok=True)
with open(output_file, "wb") as f:
f.write(bytes.fromhex(audio_hex))
return f"Successfully generated music to {output_file}"
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Generate music using MiniMax API")
parser.add_argument("--prompt-file", required=True,
help="Absolute path to JSON spec file {title, prompt, lyrics?, is_instrumental?}")
parser.add_argument("--output-file", required=True, help="Output path for generated MP3")
args = parser.parse_args()
try:
print(generate_music(args.prompt_file, args.output_file))
except Exception as e:
print(f"Error while generating music: {e}")

View File

@ -64,6 +64,7 @@ Parameters:
> - The script handles all TTS API calls and audio generation internally.
> - Do NOT read the Python file, just call it with the parameters.
> - Always include `--transcript-file` to generate a readable transcript for the user.
> - The TTS provider and its concurrency are selected automatically from environment variables — you do not choose or tune them.
## Script JSON Format
@ -172,8 +173,8 @@ After generation:
## Requirements
The following environment variables must be set:
- `VOLCENGINE_TTS_APPID`: Volcengine TTS application ID
- `VOLCENGINE_TTS_ACCESS_TOKEN`: Volcengine TTS access token
- For Volcengine: `VOLCENGINE_TTS_APPID` and `VOLCENGINE_TTS_ACCESS_TOKEN`
- For MiniMax: `MINIMAX_API_KEY`
- `VOLCENGINE_TTS_CLUSTER`: Volcengine TTS cluster (optional, defaults to "volcano_tts")
## Notes
@ -183,3 +184,20 @@ The following environment variables must be set:
- Technical content should be simplified for audio accessibility in the script
- Complex notations (formulas, code) should be translated to plain language in the script
- Long content may result in longer podcasts
## Providers (Volcengine / MiniMax)
Auto-selected by environment variables:
- `VOLCENGINE_TTS_APPID` + `VOLCENGINE_TTS_ACCESS_TOKEN` set → Volcengine TTS (default).
- Only `MINIMAX_API_KEY` set → MiniMax TTS (`/v1/t2a_v2`).
- Force with `PODCAST_GENERATION_PROVIDER=volcengine|minimax`.
MiniMax overrides: `MINIMAX_API_HOST` (default `https://api.minimaxi.com`),
`MINIMAX_TTS_MODEL` (default `speech-2.6-hd`), `MINIMAX_TTS_VOICE_MALE`
(default `male-qn-qingse`), `MINIMAX_TTS_VOICE_FEMALE` (default `female-tianmei`).
Concurrency is owned by each provider internally — MiniMax runs single-threaded
to reduce rate-limit failures, Volcengine uses 4 workers. There is no
caller-facing concurrency knob; transient rate limits are handled by automatic
retry with backoff.

View File

@ -3,6 +3,8 @@ import base64
import json
import logging
import os
import random
import time
import uuid
from concurrent.futures import ThreadPoolExecutor, as_completed
from typing import Literal, Optional
@ -12,8 +14,14 @@ import requests
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
MINIMAX_DEFAULT_HOST = "https://api.minimaxi.com"
# MiniMax base_resp codes worth retrying: unknown, timeout, RPM limit, TPM limit.
MINIMAX_RETRYABLE_CODES = {1000, 1001, 1002, 1039}
DEFAULT_TTS_MAX_RETRIES = 4
DEFAULT_MAX_WORKERS = 4
DEFAULT_MINIMAX_MAX_WORKERS = 1
# Types
class ScriptLine:
def __init__(self, speaker: Literal["male", "female"] = "male", paragraph: str = ""):
self.speaker = speaker
@ -30,113 +38,243 @@ class Script:
script = cls(locale=data.get("locale", "en"))
for line in data.get("lines", []):
script.lines.append(
ScriptLine(
speaker=line.get("speaker", "male"),
paragraph=line.get("paragraph", ""),
)
ScriptLine(speaker=line.get("speaker", "male"),
paragraph=line.get("paragraph", ""))
)
return script
def text_to_speech(text: str, voice_type: str) -> Optional[bytes]:
"""Convert text to speech using Volcengine TTS."""
def _resolve_provider(override_env: str, existing_provider: str, has_existing_creds: bool) -> str:
override = os.getenv(override_env)
if override:
return override.strip().lower()
if has_existing_creds:
return existing_provider
if os.getenv("MINIMAX_API_KEY"):
return "minimax"
raise ValueError(
f"No credentials found. Set VOLCENGINE_TTS_APPID + VOLCENGINE_TTS_ACCESS_TOKEN "
f"for {existing_provider}, or MINIMAX_API_KEY for minimax "
f"(optionally force with {override_env})."
)
def _resolve_tts_provider() -> str:
has_volc = bool(
os.getenv("VOLCENGINE_TTS_APPID") and os.getenv("VOLCENGINE_TTS_ACCESS_TOKEN")
)
provider = _resolve_provider("PODCAST_GENERATION_PROVIDER", "volcengine", has_volc)
if provider not in ("volcengine", "minimax"):
raise ValueError(
f"Unknown podcast provider: {provider!r} (use 'volcengine' or 'minimax')"
)
return provider
def _default_max_retries() -> int:
try:
return int(os.getenv("MINIMAX_TTS_MAX_RETRIES", str(DEFAULT_TTS_MAX_RETRIES)))
except ValueError:
return DEFAULT_TTS_MAX_RETRIES
def _default_max_workers(provider: str) -> int:
"""Each provider owns its own concurrency: MiniMax stays low to avoid rate
limits, Volcengine keeps the historical default. Not user-tunable by design.
"""
if provider == "minimax":
return DEFAULT_MINIMAX_MAX_WORKERS
return DEFAULT_MAX_WORKERS
def _parse_retry_after(response) -> Optional[float]:
"""Return the server-provided Retry-After (seconds), if any."""
headers = getattr(response, "headers", None) or {}
value = headers.get("Retry-After")
try:
return float(value) if value else None
except (TypeError, ValueError):
return None
def _backoff_sleep(attempt: int, retry_after: Optional[float]) -> None:
"""Sleep with exponential backoff + jitter, honoring Retry-After when present.
Jitter de-synchronizes concurrent workers that all got rate-limited at once,
avoiding a thundering-herd retry storm.
"""
base = retry_after if retry_after else min(2 ** attempt, 30)
time.sleep(base + random.uniform(0, 1))
def text_to_speech_volcengine(
text: str, voice_type: str, max_retries: Optional[int] = None
) -> Optional[bytes]:
"""Convert text to speech using Volcengine TTS (returns base64-decoded mp3 bytes).
Retries with exponential backoff on transient HTTP errors (429 / 5xx).
"""
app_id = os.getenv("VOLCENGINE_TTS_APPID")
access_token = os.getenv("VOLCENGINE_TTS_ACCESS_TOKEN")
cluster = os.getenv("VOLCENGINE_TTS_CLUSTER", "volcano_tts")
if not app_id or not access_token:
raise ValueError(
"VOLCENGINE_TTS_APPID and VOLCENGINE_TTS_ACCESS_TOKEN environment variables must be set"
)
if max_retries is None:
max_retries = _default_max_retries()
url = "https://openspeech.bytedance.com/api/v1/tts"
# Authentication: Bearer token with semicolon separator
headers = {
"Content-Type": "application/json",
"Authorization": f"Bearer;{access_token}",
}
headers = {"Content-Type": "application/json", "Authorization": f"Bearer;{access_token}"}
payload = {
"app": {
"appid": app_id,
"token": "access_token", # literal string, not the actual token
"cluster": cluster,
},
"app": {"appid": app_id, "token": "access_token", "cluster": cluster},
"user": {"uid": "podcast-generator"},
"audio": {
"voice_type": voice_type,
"encoding": "mp3",
"speed_ratio": 1.2,
},
"request": {
"reqid": str(uuid.uuid4()), # must be unique UUID
"text": text,
"text_type": "plain",
"operation": "query",
},
"audio": {"voice_type": voice_type, "encoding": "mp3", "speed_ratio": 1.2},
"request": {"reqid": str(uuid.uuid4()), "text": text,
"text_type": "plain", "operation": "query"},
}
try:
response = requests.post(url, json=payload, headers=headers)
for attempt in range(max_retries + 1):
try:
response = requests.post(url, json=payload, headers=headers, timeout=60)
except Exception as e:
logger.error(f"TTS error: {e}")
if attempt < max_retries:
_backoff_sleep(attempt, None)
continue
return None
if response.status_code == 429 or response.status_code >= 500:
logger.warning(
f"Volcengine TTS transient HTTP {response.status_code} "
f"(attempt {attempt + 1}/{max_retries + 1})"
)
if attempt < max_retries:
_backoff_sleep(attempt, _parse_retry_after(response))
continue
return None
if response.status_code != 200:
logger.error(f"TTS API error: {response.status_code} - {response.text}")
return None
result = response.json()
if result.get("code") != 3000:
logger.error(f"TTS error: {result.get('message')} (code: {result.get('code')})")
return None
audio_data = result.get("data")
if audio_data:
return base64.b64decode(audio_data)
except Exception as e:
logger.error(f"TTS error: {str(e)}")
return None
return None
def _process_line(args: tuple[int, ScriptLine, int]) -> tuple[int, Optional[bytes]]:
def text_to_speech_minimax(
text: str, voice_id: str, max_retries: Optional[int] = None
) -> Optional[bytes]:
"""Convert text to speech using MiniMax t2a_v2 (returns hex-decoded mp3 bytes).
Retries with exponential backoff on HTTP 429/5xx and on retryable base_resp
codes (rate/TPM limits, timeouts). Permanent errors (auth, balance, bad input)
are not retried.
"""
api_key = os.getenv("MINIMAX_API_KEY")
host = os.getenv("MINIMAX_API_HOST", MINIMAX_DEFAULT_HOST).rstrip("/")
if max_retries is None:
max_retries = _default_max_retries()
payload = {
"model": os.getenv("MINIMAX_TTS_MODEL", "speech-2.6-hd"),
"text": text,
"voice_setting": {"voice_id": voice_id, "speed": 1.0, "vol": 1.0, "pitch": 0},
"audio_setting": {"sample_rate": 32000, "bitrate": 128000, "format": "mp3", "channel": 1},
"output_format": "hex",
}
for attempt in range(max_retries + 1):
try:
response = requests.post(
f"{host}/v1/t2a_v2",
headers={"Authorization": f"Bearer {api_key}", "Content-Type": "application/json"},
json=payload,
timeout=60,
)
except Exception as e:
logger.error(f"MiniMax TTS error: {e}")
if attempt < max_retries:
_backoff_sleep(attempt, None)
continue
return None
if response.status_code == 429 or response.status_code >= 500:
logger.warning(
f"MiniMax TTS rate-limited HTTP {response.status_code} "
f"(attempt {attempt + 1}/{max_retries + 1})"
)
if attempt < max_retries:
_backoff_sleep(attempt, _parse_retry_after(response))
continue
return None
if response.status_code != 200:
logger.error(f"MiniMax TTS error: {response.status_code} - {response.text}")
return None
result = response.json()
base = result.get("base_resp") or {}
code = base.get("status_code", 0)
if code in MINIMAX_RETRYABLE_CODES:
logger.warning(
f"MiniMax TTS retryable error {code}: {base.get('status_msg')} "
f"(attempt {attempt + 1}/{max_retries + 1})"
)
if attempt < max_retries:
_backoff_sleep(attempt, None)
continue
return None
if code != 0:
logger.error(f"MiniMax TTS error {code}: {base.get('status_msg')}")
return None
audio_hex = (result.get("data") or {}).get("audio")
if audio_hex:
return bytes.fromhex(audio_hex)
return None
return None
def _process_line(args: tuple[int, ScriptLine, int, str]) -> tuple[int, Optional[bytes]]:
"""Process a single script line for TTS. Returns (index, audio_bytes)."""
i, line, total = args
# Select voice based on speaker gender
if line.speaker == "male":
voice_type = "zh_male_yangguangqingnian_moon_bigtts" # Male voice
i, line, total, provider = args
logger.info(f"Processing line {i + 1}/{total} ({line.speaker}) via {provider}")
if provider == "minimax":
if line.speaker == "male":
voice = os.getenv("MINIMAX_TTS_VOICE_MALE", "male-qn-qingse")
else:
voice = os.getenv("MINIMAX_TTS_VOICE_FEMALE", "female-tianmei")
audio = text_to_speech_minimax(line.paragraph, voice)
else:
voice_type = "zh_female_sajiaonvyou_moon_bigtts" # Female voice
logger.info(f"Processing line {i + 1}/{total} ({line.speaker})")
audio = text_to_speech(line.paragraph, voice_type)
if line.speaker == "male":
voice = "zh_male_yangguangqingnian_moon_bigtts"
else:
voice = "zh_female_sajiaonvyou_moon_bigtts"
audio = text_to_speech_volcengine(line.paragraph, voice)
if not audio:
logger.warning(f"Failed to generate audio for line {i + 1}")
return (i, audio)
def tts_node(script: Script, max_workers: int = 4) -> list[bytes]:
"""Convert script lines to audio chunks using TTS with multi-threading."""
logger.info(f"Converting script to audio using {max_workers} workers...")
def tts_node(script: Script) -> list[bytes]:
"""Convert script lines to audio chunks using TTS with multi-threading.
Concurrency is owned by the resolved provider (see _default_max_workers);
there is no caller-facing knob. Fails loudly: if any line cannot be
synthesized (even after retries), raise rather than silently emitting an
incomplete podcast.
"""
total = len(script.lines)
# Handle empty script case
if total == 0:
raise ValueError("Script contains no lines to process")
# Validate required environment variables before starting TTS
if not os.getenv("VOLCENGINE_TTS_APPID") or not os.getenv("VOLCENGINE_TTS_ACCESS_TOKEN"):
provider = _resolve_tts_provider()
max_workers = _default_max_workers(provider)
if provider == "volcengine" and not (
os.getenv("VOLCENGINE_TTS_APPID") and os.getenv("VOLCENGINE_TTS_ACCESS_TOKEN")
):
raise ValueError(
"Missing required environment variables: VOLCENGINE_TTS_APPID and VOLCENGINE_TTS_ACCESS_TOKEN must be set"
"Volcengine TTS selected but VOLCENGINE_TTS_APPID / "
"VOLCENGINE_TTS_ACCESS_TOKEN are not set"
)
if provider == "minimax" and not os.getenv("MINIMAX_API_KEY"):
raise ValueError("MiniMax TTS selected but MINIMAX_API_KEY is not set")
logger.info(f"Converting script to audio using {max_workers} workers (provider={provider})...")
tasks = [(i, line, total, provider) for i, line in enumerate(script.lines)]
tasks = [(i, line, total) for i, line in enumerate(script.lines)]
# Use ThreadPoolExecutor for parallel TTS generation
results: dict[int, Optional[bytes]] = {}
failed_indices: list[int] = []
with ThreadPoolExecutor(max_workers=max_workers) as executor:
@ -144,81 +282,52 @@ def tts_node(script: Script, max_workers: int = 4) -> list[bytes]:
for future in as_completed(futures):
idx, audio = future.result()
results[idx] = audio
# Use `not audio` to catch both None and empty bytes
if not audio:
failed_indices.append(idx)
# Log failed lines with 1-based indices for user-friendly output
if failed_indices:
logger.warning(
f"Failed to generate audio for {len(failed_indices)}/{total} lines: "
f"line numbers {sorted(i + 1 for i in failed_indices)}"
)
# Collect results in order, skipping failed ones
audio_chunks = []
for i in range(total):
audio = results.get(i)
if audio:
audio_chunks.append(audio)
logger.info(f"Generated {len(audio_chunks)}/{total} audio chunks successfully")
if not audio_chunks:
raise ValueError(
f"TTS generation failed for all {total} lines. "
"Please check VOLCENGINE_TTS_APPID and VOLCENGINE_TTS_ACCESS_TOKEN environment variables."
f"TTS failed for {len(failed_indices)}/{total} lines after retries: "
f"line numbers {sorted(i + 1 for i in failed_indices)}. "
f"This is usually transient API rate limiting — wait a moment and retry."
)
audio_chunks = [results[i] for i in range(total)]
logger.info(f"Generated {len(audio_chunks)}/{total} audio chunks successfully")
return audio_chunks
def mix_audio(audio_chunks: list[bytes]) -> bytes:
"""Combine audio chunks into a single audio file."""
logger.info("Mixing audio chunks...")
if not audio_chunks:
raise ValueError("No audio chunks to mix - TTS generation may have failed")
output = b"".join(audio_chunks)
if len(output) == 0:
raise ValueError("Mixed audio is empty - TTS generation may have failed")
logger.info(f"Audio mixing complete: {len(output)} bytes")
return output
def generate_markdown(script: Script, title: str = "Podcast Script") -> str:
"""Generate a markdown script from the podcast script."""
lines = [f"# {title}", ""]
for line in script.lines:
speaker_name = "**Host (Male)**" if line.speaker == "male" else "**Host (Female)**"
lines.append(f"{speaker_name}: {line.paragraph}")
lines.append("")
return "\n".join(lines)
def generate_podcast(
script_file: str,
output_file: str,
transcript_file: Optional[str] = None,
) -> str:
"""Generate a podcast from a script JSON file."""
# Read script JSON
def generate_podcast(script_file: str, output_file: str,
transcript_file: Optional[str] = None) -> str:
with open(script_file, "r", encoding="utf-8") as f:
script_json = json.load(f)
if "lines" not in script_json:
raise ValueError(f"Invalid script format: missing 'lines' key. Got keys: {list(script_json.keys())}")
raise ValueError(
f"Invalid script format: missing 'lines' key. Got keys: {list(script_json.keys())}"
)
script = Script.from_dict(script_json)
logger.info(f"Loaded script with {len(script.lines)} lines")
# Generate transcript markdown if requested
if transcript_file:
title = script_json.get("title", "Podcast Script")
markdown_content = generate_markdown(script, title)
@ -229,16 +338,11 @@ def generate_podcast(
f.write(markdown_content)
logger.info(f"Generated transcript to {transcript_file}")
# Convert to audio
audio_chunks = tts_node(script)
if not audio_chunks:
raise Exception("Failed to generate any audio")
# Mix audio
output_audio = mix_audio(audio_chunks)
# Save output
output_dir = os.path.dirname(output_file)
if output_dir:
os.makedirs(output_dir, exist_ok=True)
@ -253,30 +357,15 @@ def generate_podcast(
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Generate podcast from script JSON file")
parser.add_argument(
"--script-file",
required=True,
help="Absolute path to script JSON file",
)
parser.add_argument(
"--output-file",
required=True,
help="Output path for generated podcast MP3",
)
parser.add_argument(
"--transcript-file",
required=False,
help="Output path for transcript markdown file (optional)",
)
parser.add_argument("--script-file", required=True, help="Absolute path to script JSON file")
parser.add_argument("--output-file", required=True, help="Output path for generated podcast MP3")
parser.add_argument("--transcript-file", required=False,
help="Output path for transcript markdown file (optional)")
args = parser.parse_args()
try:
result = generate_podcast(
args.script_file,
args.output_file,
args.transcript_file,
)
result = generate_podcast(args.script_file, args.output_file,
args.transcript_file)
print(result)
except Exception as e:
import traceback

View File

@ -137,3 +137,15 @@ After generation:
- JSON format ensures structured, parsable prompts
- Reference image enhance generation quality significantly
- Iterative refinement is normal for optimal results
## Providers (Gemini / MiniMax)
Auto-selected by environment variables (CLI unchanged):
- `GEMINI_API_KEY` set → Gemini Veo (default, unchanged).
- Only `MINIMAX_API_KEY` set → MiniMax video (`/v1/video_generation`, async 3-step poll/download).
- Force with `VIDEO_GENERATION_PROVIDER=gemini|minimax`.
MiniMax overrides: `MINIMAX_API_HOST` (default `https://api.minimaxi.com`),
`MINIMAX_VIDEO_MODEL` (default `MiniMax-Hailuo-2.3`). The first reference image is used
as MiniMax `first_frame_image`. MiniMax ignores `--aspect-ratio` (it uses resolution/duration).

View File

@ -4,6 +4,185 @@ import time
import requests
MINIMAX_DEFAULT_HOST = "https://api.minimaxi.com"
def _resolve_provider(override_env: str, existing_provider: str, has_existing_creds: bool) -> str:
"""Pick the provider: <SKILL>_PROVIDER override > existing creds > MiniMax fallback."""
override = os.getenv(override_env)
if override:
return override.strip().lower()
if has_existing_creds:
return existing_provider
if os.getenv("MINIMAX_API_KEY"):
return "minimax"
raise ValueError(
f"No credentials found. Set GEMINI_API_KEY for {existing_provider}, "
f"or MINIMAX_API_KEY for minimax (optionally force with {override_env})."
)
def _minimax_host() -> str:
return os.getenv("MINIMAX_API_HOST", MINIMAX_DEFAULT_HOST).rstrip("/")
def _ensure_output_dir(output_file: str) -> None:
"""Create the output file's parent directory so nested paths don't fail."""
output_dir = os.path.dirname(output_file)
if output_dir:
os.makedirs(output_dir, exist_ok=True)
def _check_base_resp(payload: dict) -> None:
base = payload.get("base_resp") or {}
if base.get("status_code", 0) != 0:
raise Exception(f"MiniMax error {base.get('status_code')}: {base.get('status_msg')}")
def _guess_mime(image_path: str) -> str:
ext = os.path.splitext(image_path)[1].lower()
return {
".png": "image/png",
".webp": "image/webp",
".gif": "image/gif",
".jpg": "image/jpeg",
".jpeg": "image/jpeg",
}.get(ext, "image/jpeg")
def _to_data_url(image_path: str) -> str:
with open(image_path, "rb") as f:
b64 = base64.b64encode(f.read()).decode("utf-8")
return f"data:{_guess_mime(image_path)};base64,{b64}"
def _poll_video_task(host: str, auth: str, task_id: str,
max_attempts: int = 120, interval: int = 3) -> str:
for _ in range(max_attempts):
response = requests.get(
f"{host}/v1/query/video_generation",
headers={"Authorization": auth},
params={"task_id": task_id},
timeout=30,
)
response.raise_for_status()
payload = response.json()
status = payload.get("status")
if status == "Success":
return payload["file_id"]
if status == "Fail":
base = payload.get("base_resp") or {}
raise Exception(
f"MiniMax video task {task_id} failed: "
f"{base.get('status_code')} {base.get('status_msg')}"
)
# Surface query-level errors (bad task_id, auth) that arrive as a non-zero
# base_resp without a terminal status, then keep polling.
_check_base_resp(payload)
time.sleep(interval)
raise Exception(f"MiniMax video task {task_id} timed out after {max_attempts} polls")
def _retrieve_file_url(host: str, auth: str, file_id: str) -> str:
response = requests.get(
f"{host}/v1/files/retrieve",
headers={"Authorization": auth},
params={"file_id": file_id},
timeout=30,
)
response.raise_for_status()
payload = response.json()
_check_base_resp(payload)
return payload["file"]["download_url"]
def _download(url: str, output_file: str) -> None:
response = requests.get(url, timeout=300)
response.raise_for_status()
_ensure_output_dir(output_file)
with open(output_file, "wb") as f:
f.write(response.content)
def _generate_video_minimax(
prompt: str, reference_images: list[str], output_file: str
) -> str:
api_key = os.getenv("MINIMAX_API_KEY")
if not api_key:
return "MINIMAX_API_KEY is not set"
host = _minimax_host()
auth = f"Bearer {api_key}"
body = {"model": os.getenv("MINIMAX_VIDEO_MODEL", "MiniMax-Hailuo-2.3"), "prompt": prompt}
if reference_images:
body["first_frame_image"] = _to_data_url(reference_images[0])
response = requests.post(
f"{host}/v1/video_generation",
headers={"Authorization": auth, "Content-Type": "application/json"},
json=body,
timeout=60,
)
response.raise_for_status()
payload = response.json()
_check_base_resp(payload)
task_id = payload["task_id"]
file_id = _poll_video_task(host, auth, task_id)
download_url = _retrieve_file_url(host, auth, file_id)
_download(download_url, output_file)
return f"The video has been generated successfully to {output_file}"
def download(url: str, output_file: str) -> None:
api_key = os.getenv("GEMINI_API_KEY")
if not api_key:
raise ValueError("GEMINI_API_KEY is not set")
response = requests.get(url, headers={"x-goog-api-key": api_key}, timeout=300)
response.raise_for_status()
_ensure_output_dir(output_file)
with open(output_file, "wb") as f:
f.write(response.content)
def _generate_video_gemini(
prompt: str, reference_images: list[str], output_file: str
) -> str:
reference_payload = []
request_json = {"instances": [{"prompt": prompt}]}
for reference_image in reference_images:
with open(reference_image, "rb") as f:
image_b64 = base64.b64encode(f.read()).decode("utf-8")
reference_payload.append(
{"image": {"mimeType": "image/jpeg", "bytesBase64Encoded": image_b64},
"referenceType": "asset"}
)
if reference_payload:
request_json["instances"][0]["referenceImages"] = reference_payload
api_key = os.getenv("GEMINI_API_KEY")
if not api_key:
return "GEMINI_API_KEY is not set"
response = requests.post(
"https://generativelanguage.googleapis.com/v1beta/models/veo-3.1-generate-preview:predictLongRunning",
headers={"x-goog-api-key": api_key, "Content-Type": "application/json"},
json=request_json,
timeout=60,
)
response.raise_for_status()
data = response.json()
operation_name = data["name"]
while True:
response = requests.get(
f"https://generativelanguage.googleapis.com/v1beta/{operation_name}",
headers={"x-goog-api-key": api_key},
timeout=30,
)
response.raise_for_status()
data = response.json()
if data.get("done", False):
sample = data["response"]["generateVideoResponse"]["generatedSamples"][0]
download(sample["video"]["uri"], output_file)
break
time.sleep(3)
return f"The video has been generated successfully to {output_file}"
def generate_video(
prompt_file: str,
@ -13,104 +192,31 @@ def generate_video(
) -> str:
with open(prompt_file, "r", encoding="utf-8") as f:
prompt = f.read()
referenceImages = []
i = 0
json = {
"instances": [{"prompt": prompt}],
}
for reference_image in reference_images:
i += 1
with open(reference_image, "rb") as f:
image_b64 = base64.b64encode(f.read()).decode("utf-8")
referenceImages.append(
{
"image": {"mimeType": "image/jpeg", "bytesBase64Encoded": image_b64},
"referenceType": "asset",
}
)
if i > 0:
json["instances"][0]["referenceImages"] = referenceImages
api_key = os.getenv("GEMINI_API_KEY")
if not api_key:
return "GEMINI_API_KEY is not set"
response = requests.post(
"https://generativelanguage.googleapis.com/v1beta/models/veo-3.1-generate-preview:predictLongRunning",
headers={
"x-goog-api-key": api_key,
"Content-Type": "application/json",
},
json=json,
provider = _resolve_provider(
"VIDEO_GENERATION_PROVIDER", "gemini", bool(os.getenv("GEMINI_API_KEY"))
)
json = response.json()
operation_name = json["name"]
while True:
response = requests.get(
f"https://generativelanguage.googleapis.com/v1beta/{operation_name}",
headers={
"x-goog-api-key": api_key,
},
)
json = response.json()
if json.get("done", False):
sample = json["response"]["generateVideoResponse"]["generatedSamples"][0]
url = sample["video"]["uri"]
download(url, output_file)
break
time.sleep(3)
return f"The video has been generated successfully to {output_file}"
def download(url: str, output_file: str):
api_key = os.getenv("GEMINI_API_KEY")
if not api_key:
return "GEMINI_API_KEY is not set"
response = requests.get(
url,
headers={
"x-goog-api-key": api_key,
},
)
with open(output_file, "wb") as f:
f.write(response.content)
if provider == "minimax":
# MiniMax video uses resolution/duration, not aspect_ratio; aspect_ratio ignored.
return _generate_video_minimax(prompt, reference_images, output_file)
if provider in ("gemini", "google"):
return _generate_video_gemini(prompt, reference_images, output_file)
raise ValueError(f"Unknown video provider: {provider!r} (use 'gemini' or 'minimax')")
if __name__ == "__main__":
import argparse
parser = argparse.ArgumentParser(description="Generate videos using Gemini API")
parser.add_argument(
"--prompt-file",
required=True,
help="Absolute path to JSON prompt file",
)
parser.add_argument(
"--reference-images",
nargs="*",
default=[],
help="Absolute paths to reference images (space-separated)",
)
parser.add_argument(
"--output-file",
required=True,
help="Output path for generated image",
)
parser.add_argument(
"--aspect-ratio",
required=False,
default="16:9",
help="Aspect ratio of the generated image",
)
parser = argparse.ArgumentParser(description="Generate videos using Gemini or MiniMax API")
parser.add_argument("--prompt-file", required=True, help="Absolute path to JSON prompt file")
parser.add_argument("--reference-images", nargs="*", default=[],
help="Absolute paths to reference images (space-separated)")
parser.add_argument("--output-file", required=True, help="Output path for generated video")
parser.add_argument("--aspect-ratio", required=False, default="16:9",
help="Aspect ratio of the generated video (Gemini only)")
args = parser.parse_args()
try:
print(
generate_video(
args.prompt_file,
args.reference_images,
args.output_file,
args.aspect_ratio,
)
)
print(generate_video(args.prompt_file, args.reference_images,
args.output_file, args.aspect_ratio))
except Exception as e:
print(f"Error while generating video: {e}")

View File

@ -0,0 +1,39 @@
"""Load a skill's scripts/generate.py as an importable module, by file path.
Skills live in skills/public/<name>/scripts/generate.py and are NOT a package,
so tests load them via importlib. Tests then mock the module's `requests`.
"""
import importlib.util
import sys
from pathlib import Path
import requests
REPO_ROOT = Path(__file__).resolve().parents[2]
def load(skill_name: str):
"""Return the generate.py module for skills/public/<skill_name>."""
path = REPO_ROOT / "skills" / "public" / skill_name / "scripts" / "generate.py"
mod_name = skill_name.replace("-", "_") + "_generate"
spec = importlib.util.spec_from_file_location(mod_name, path)
module = importlib.util.module_from_spec(spec)
sys.modules[mod_name] = module # standard pattern; lets the module resolve itself
spec.loader.exec_module(module)
return module
class FakeResp:
"""Minimal stand-in for requests.Response."""
def __init__(self, json_data=None, content=b"", status_code=200):
self._json = json_data if json_data is not None else {}
self.content = content
self.status_code = status_code
def raise_for_status(self):
if self.status_code >= 400:
raise requests.HTTPError(f"HTTP {self.status_code}")
def json(self):
return self._json

View File

@ -0,0 +1,195 @@
import base64
import sys
from pathlib import Path
import pytest
sys.path.insert(0, str(Path(__file__).resolve().parent))
from skill_loader import FakeResp, load # noqa: E402
img = load("image-generation")
@pytest.fixture(autouse=True)
def clean_env(monkeypatch):
for k in ["GEMINI_API_KEY", "MINIMAX_API_KEY", "IMAGE_GENERATION_PROVIDER",
"MINIMAX_API_HOST", "MINIMAX_IMAGE_MODEL"]:
monkeypatch.delenv(k, raising=False)
def test_resolve_prefers_gemini(monkeypatch):
monkeypatch.setenv("GEMINI_API_KEY", "g")
monkeypatch.setenv("MINIMAX_API_KEY", "m")
assert img._resolve_provider("IMAGE_GENERATION_PROVIDER", "gemini", True) == "gemini"
def test_resolve_falls_back_to_minimax(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
assert img._resolve_provider("IMAGE_GENERATION_PROVIDER", "gemini", False) == "minimax"
def test_resolve_override_wins(monkeypatch):
monkeypatch.setenv("GEMINI_API_KEY", "g")
monkeypatch.setenv("IMAGE_GENERATION_PROVIDER", "MiniMax")
assert img._resolve_provider("IMAGE_GENERATION_PROVIDER", "gemini", True) == "minimax"
def test_resolve_errors_when_none(monkeypatch):
with pytest.raises(ValueError):
img._resolve_provider("IMAGE_GENERATION_PROVIDER", "gemini", False)
def test_minimax_builds_payload_and_writes(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
raw = b"PNGBYTES"
captured = {}
def fake_post(url, headers=None, json=None, **kw):
captured["url"] = url
captured["headers"] = headers
captured["json"] = json
return FakeResp({"data": {"image_base64": [base64.b64encode(raw).decode()]},
"base_resp": {"status_code": 0, "status_msg": "success"}})
monkeypatch.setattr(img.requests, "post", fake_post)
out = tmp_path / "o.jpg"
prompt_file = tmp_path / "p.json"
prompt_file.write_text("a red apple", encoding="utf-8")
msg = img.generate_image(str(prompt_file), [], str(out), "16:9")
assert out.read_bytes() == raw
assert captured["url"].endswith("/v1/image_generation")
assert captured["headers"]["Authorization"] == "Bearer m"
assert captured["json"]["model"] == "image-01"
assert captured["json"]["response_format"] == "base64"
assert captured["json"]["aspect_ratio"] == "16:9"
assert captured["json"]["n"] == 1
assert captured["json"]["prompt_optimizer"] is True
assert "Successfully generated image" in msg
def test_minimax_reference_image_as_data_url(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
def fake_post(url, headers=None, json=None, **kw):
captured["json"] = json
return FakeResp({"data": {"image_base64": [base64.b64encode(b"x").decode()]},
"base_resp": {"status_code": 0}})
monkeypatch.setattr(img.requests, "post", fake_post)
ref = tmp_path / "ref.jpg"
ref.write_bytes(b"\xff\xd8refbytes")
prompt_file = tmp_path / "p.json"
prompt_file.write_text("scene", encoding="utf-8")
img.generate_image(str(prompt_file), [str(ref)], str(tmp_path / "o.jpg"), "1:1")
subj = captured["json"]["subject_reference"]
assert subj[0]["type"] == "character"
assert subj[0]["image_file"].startswith("data:image/jpeg;base64,")
import base64 as _b64
encoded = subj[0]["image_file"].split(",", 1)[1]
assert _b64.b64decode(encoded) == b"\xff\xd8refbytes"
def test_minimax_raises_on_base_resp_error(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"base_resp": {"status_code": 1004, "status_msg": "auth failed"}})
monkeypatch.setattr(img.requests, "post", fake_post)
prompt_file = tmp_path / "p.json"
prompt_file.write_text("x", encoding="utf-8")
with pytest.raises(Exception) as e:
img.generate_image(str(prompt_file), [], str(tmp_path / "o.jpg"), "1:1")
assert "1004" in str(e.value)
def test_minimax_extracts_json_prompt_field(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
def fake_post(url, headers=None, json=None, **kw):
captured["json"] = json
return FakeResp({"data": {"image_base64": [base64.b64encode(b"x").decode()]},
"base_resp": {"status_code": 0}})
monkeypatch.setattr(img.requests, "post", fake_post)
prompt_file = tmp_path / "p.json"
prompt_file.write_text(
'{"prompt": "a red barn at dawn", "style": "watercolor", '
'"composition": "rule of thirds", "negative_prompt": "blurry"}',
encoding="utf-8",
)
img.generate_image(str(prompt_file), [], str(tmp_path / "o.jpg"), "16:9")
# Only the JSON `prompt` field reaches MiniMax — no other fields, no JSON syntax.
assert captured["json"]["prompt"] == "a red barn at dawn"
assert captured["json"]["prompt_optimizer"] is True
def test_minimax_plaintext_prompt_passes_through(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
def fake_post(url, headers=None, json=None, **kw):
captured["json"] = json
return FakeResp({"data": {"image_base64": [base64.b64encode(b"x").decode()]},
"base_resp": {"status_code": 0}})
monkeypatch.setattr(img.requests, "post", fake_post)
prompt_file = tmp_path / "p.txt"
prompt_file.write_text("a red apple on a table", encoding="utf-8")
img.generate_image(str(prompt_file), [], str(tmp_path / "o.jpg"), "1:1")
assert captured["json"]["prompt"] == "a red apple on a table"
def test_minimax_rejects_overlong_prompt_without_calling_api(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw): # pragma: no cover
raise AssertionError("must not call the API when the prompt is over the limit")
monkeypatch.setattr(img.requests, "post", fake_post)
prompt_file = tmp_path / "p.json"
prompt_file.write_text('{"prompt": "' + "x" * 1600 + '"}', encoding="utf-8")
out = tmp_path / "o.jpg"
msg = img.generate_image(str(prompt_file), [], str(out), "16:9")
assert "1500" in msg
assert "character" in msg.lower()
assert not out.exists()
def test_minimax_creates_nested_output_dir(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"data": {"image_base64": [base64.b64encode(b"img").decode()]},
"base_resp": {"status_code": 0}})
monkeypatch.setattr(img.requests, "post", fake_post)
prompt_file = tmp_path / "p.txt"
prompt_file.write_text("a cat", encoding="utf-8")
out = tmp_path / "nested" / "dir" / "o.jpg"
img.generate_image(str(prompt_file), [], str(out), "1:1")
assert out.read_bytes() == b"img"
def test_unknown_provider_raises(monkeypatch, tmp_path):
monkeypatch.setenv("IMAGE_GENERATION_PROVIDER", "openai")
monkeypatch.setenv("GEMINI_API_KEY", "g")
pf = tmp_path / "p.json"
pf.write_text("x", encoding="utf-8")
with pytest.raises(ValueError):
img.generate_image(str(pf), [], str(tmp_path / "o.jpg"), "1:1")
def test_guess_mime_by_extension():
assert img._guess_mime("/a/b.png") == "image/png"
assert img._guess_mime("/a/b.webp") == "image/webp"
assert img._guess_mime("/a/b.jpg") == "image/jpeg"
assert img._guess_mime("/a/b.unknown") == "image/jpeg"

View File

@ -0,0 +1,135 @@
import sys
from pathlib import Path
import pytest
sys.path.insert(0, str(Path(__file__).resolve().parent))
from skill_loader import FakeResp, load # noqa: E402
mus = load("music-generation")
@pytest.fixture(autouse=True)
def clean_env(monkeypatch):
for k in ["MINIMAX_API_KEY", "MINIMAX_API_HOST", "MINIMAX_MUSIC_MODEL"]:
monkeypatch.delenv(k, raising=False)
def _post_ok(captured):
def fake_post(url, headers=None, json=None, **kw):
captured["url"] = url
captured["headers"] = headers
captured["json"] = json
return FakeResp({"data": {"audio": b"songbytes".hex(), "status": 2},
"base_resp": {"status_code": 0}})
return fake_post
def test_with_lyrics_payload_and_writes(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
monkeypatch.setattr(mus.requests, "post", _post_ok(captured))
spec = tmp_path / "s.json"
spec.write_text('{"title":"X","prompt":"pop, happy","lyrics":"[verse]\\nla la"}',
encoding="utf-8")
out = tmp_path / "o.mp3"
msg = mus.generate_music(str(spec), str(out))
assert out.read_bytes() == b"songbytes"
assert captured["url"].endswith("/v1/music_generation")
assert captured["headers"]["Authorization"] == "Bearer m"
assert captured["json"]["model"] == "music-2.6-free"
assert captured["json"]["lyrics"] == "[verse]\nla la"
assert captured["json"]["output_format"] == "hex"
assert "Successfully generated music" in msg
def test_instrumental_sets_flag(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
monkeypatch.setattr(mus.requests, "post", _post_ok(captured))
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"lofi beats","is_instrumental":true}', encoding="utf-8")
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
assert captured["json"]["is_instrumental"] is True
assert "lyrics" not in captured["json"]
assert "lyrics_optimizer" not in captured["json"]
def test_no_lyrics_uses_optimizer(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
monkeypatch.setattr(mus.requests, "post", _post_ok(captured))
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"sad ballad"}', encoding="utf-8")
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
assert captured["json"]["lyrics_optimizer"] is True
assert "lyrics" not in captured["json"]
def test_model_override(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
monkeypatch.setenv("MINIMAX_MUSIC_MODEL", "music-2.6")
captured = {}
monkeypatch.setattr(mus.requests, "post", _post_ok(captured))
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"jazz","lyrics":"[verse]\\nhi"}', encoding="utf-8")
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
assert captured["json"]["model"] == "music-2.6"
def test_raises_on_base_resp_error(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"base_resp": {"status_code": 1008, "status_msg": "no balance"}})
monkeypatch.setattr(mus.requests, "post", fake_post)
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"x","lyrics":"[verse]\\ny"}', encoding="utf-8")
with pytest.raises(Exception) as e:
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
assert "1008" in str(e.value)
def test_missing_api_key_returns_message(monkeypatch, tmp_path):
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"x"}', encoding="utf-8")
msg = mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
assert "MINIMAX_API_KEY" in msg
def test_raises_on_missing_audio_data(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"base_resp": {"status_code": 0}}) # no "data" key
monkeypatch.setattr(mus.requests, "post", fake_post)
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"x"}', encoding="utf-8")
with pytest.raises(Exception, match="no audio data"):
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
def test_empty_prompt_raises(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw): # pragma: no cover
raise AssertionError("must not call the API when prompt is missing")
monkeypatch.setattr(mus.requests, "post", fake_post)
spec = tmp_path / "s.json"
spec.write_text('{"title":"X","lyrics":"[verse]\\nhi"}', encoding="utf-8") # no prompt
with pytest.raises(ValueError, match="prompt"):
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
def test_empty_lyrics_falls_back_to_optimizer(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
monkeypatch.setattr(mus.requests, "post", _post_ok(captured))
spec = tmp_path / "s.json"
spec.write_text('{"prompt":"x","lyrics":""}', encoding="utf-8")
mus.generate_music(str(spec), str(tmp_path / "o.mp3"))
assert captured["json"]["lyrics_optimizer"] is True
assert "lyrics" not in captured["json"]

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import sys
from pathlib import Path
import pytest
sys.path.insert(0, str(Path(__file__).resolve().parent))
from skill_loader import FakeResp, load # noqa: E402
pod = load("podcast-generation")
@pytest.fixture(autouse=True)
def clean_env(monkeypatch):
for k in ["VOLCENGINE_TTS_APPID", "VOLCENGINE_TTS_ACCESS_TOKEN", "VOLCENGINE_TTS_CLUSTER",
"MINIMAX_API_KEY", "PODCAST_GENERATION_PROVIDER", "MINIMAX_API_HOST",
"MINIMAX_TTS_MODEL", "MINIMAX_TTS_VOICE_MALE", "MINIMAX_TTS_VOICE_FEMALE",
"MINIMAX_TTS_MAX_RETRIES"]:
monkeypatch.delenv(k, raising=False)
# never actually sleep during backoff in tests
monkeypatch.setattr(pod.time, "sleep", lambda *_: None)
def test_resolve_prefers_volcengine(monkeypatch):
monkeypatch.setenv("VOLCENGINE_TTS_APPID", "a")
monkeypatch.setenv("VOLCENGINE_TTS_ACCESS_TOKEN", "t")
assert pod._resolve_tts_provider() == "volcengine"
def test_resolve_falls_back_to_minimax(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
assert pod._resolve_tts_provider() == "minimax"
def test_resolve_override(monkeypatch):
monkeypatch.setenv("VOLCENGINE_TTS_APPID", "a")
monkeypatch.setenv("VOLCENGINE_TTS_ACCESS_TOKEN", "t")
monkeypatch.setenv("PODCAST_GENERATION_PROVIDER", "minimax")
assert pod._resolve_tts_provider() == "minimax"
def test_resolve_unknown_raises(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
monkeypatch.setenv("PODCAST_GENERATION_PROVIDER", "openai")
with pytest.raises(ValueError):
pod._resolve_tts_provider()
def test_minimax_tts_decodes_hex(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
def fake_post(url, headers=None, json=None, **kw):
captured["url"] = url
captured["json"] = json
return FakeResp({"data": {"audio": b"audiobytes".hex(), "status": 2},
"base_resp": {"status_code": 0}})
monkeypatch.setattr(pod.requests, "post", fake_post)
out = pod.text_to_speech_minimax("hello", "male-qn-qingse")
assert out == b"audiobytes"
assert captured["url"].endswith("/v1/t2a_v2")
assert captured["json"]["voice_setting"]["voice_id"] == "male-qn-qingse"
assert captured["json"]["output_format"] == "hex"
def test_process_line_minimax_voice_mapping(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
seen = {}
def fake_tts(text, voice_id):
seen["voice_id"] = voice_id
return b"x"
monkeypatch.setattr(pod, "text_to_speech_minimax", fake_tts)
line = pod.ScriptLine(speaker="female", paragraph="hi")
idx, audio = pod._process_line((0, line, 1, "minimax"))
assert audio == b"x"
assert seen["voice_id"] == "female-tianmei"
def test_generate_podcast_minimax_end_to_end(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"data": {"audio": b"chunk".hex(), "status": 2},
"base_resp": {"status_code": 0}})
monkeypatch.setattr(pod.requests, "post", fake_post)
script = tmp_path / "s.json"
script.write_text(
'{"title":"T","locale":"en","lines":[{"speaker":"male","paragraph":"a"},'
'{"speaker":"female","paragraph":"b"}]}',
encoding="utf-8",
)
out = tmp_path / "o.mp3"
msg = pod.generate_podcast(str(script), str(out), None)
assert out.read_bytes() == b"chunkchunk"
assert "Successfully generated podcast" in msg
def test_volcengine_tts_decodes_base64(monkeypatch):
import base64
monkeypatch.setenv("VOLCENGINE_TTS_APPID", "a")
monkeypatch.setenv("VOLCENGINE_TTS_ACCESS_TOKEN", "t")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"code": 3000, "data": base64.b64encode(b"volcbytes").decode()})
monkeypatch.setattr(pod.requests, "post", fake_post)
out = pod.text_to_speech_volcengine("hi", "zh_male_yangguangqingnian_moon_bigtts")
assert out == b"volcbytes"
def test_volcengine_without_creds_raises(monkeypatch):
monkeypatch.setenv("PODCAST_GENERATION_PROVIDER", "volcengine")
script = pod.Script(lines=[pod.ScriptLine("male", "a")])
with pytest.raises(ValueError):
pod.tts_node(script)
def test_process_line_minimax_male_and_override(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
seen = []
def fake_tts(text, voice_id):
seen.append(voice_id)
return b"x"
monkeypatch.setattr(pod, "text_to_speech_minimax", fake_tts)
male = pod.ScriptLine(speaker="male", paragraph="hi")
pod._process_line((0, male, 1, "minimax"))
assert seen[-1] == "male-qn-qingse"
monkeypatch.setenv("MINIMAX_TTS_VOICE_MALE", "custom-male")
pod._process_line((0, male, 1, "minimax"))
assert seen[-1] == "custom-male"
def _seq_post(responses):
"""Return a fake requests.post that yields the given responses in order."""
calls = {"n": 0}
def fake_post(*a, **k):
resp = responses[min(calls["n"], len(responses) - 1)]
calls["n"] += 1
return resp
return fake_post, calls
def test_minimax_retries_on_rate_limit_code(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
fake_post, calls = _seq_post([
FakeResp({"base_resp": {"status_code": 1002, "status_msg": "rate limit"}}),
FakeResp({"base_resp": {"status_code": 1039, "status_msg": "tpm limit"}}),
FakeResp({"data": {"audio": b"ok".hex()}, "base_resp": {"status_code": 0}}),
])
monkeypatch.setattr(pod.requests, "post", fake_post)
out = pod.text_to_speech_minimax("hi", "male-qn-qingse", max_retries=3)
assert out == b"ok"
assert calls["n"] == 3 # two retries then success
def test_minimax_retries_on_http_429(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
fake_post, calls = _seq_post([
FakeResp({}, status_code=429),
FakeResp({"data": {"audio": b"ok".hex()}, "base_resp": {"status_code": 0}}),
])
monkeypatch.setattr(pod.requests, "post", fake_post)
out = pod.text_to_speech_minimax("hi", "male-qn-qingse", max_retries=3)
assert out == b"ok"
assert calls["n"] == 2
def test_minimax_no_retry_on_auth_error(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
fake_post, calls = _seq_post([
FakeResp({"base_resp": {"status_code": 1004, "status_msg": "auth failed"}}),
FakeResp({"data": {"audio": b"never".hex()}, "base_resp": {"status_code": 0}}),
])
monkeypatch.setattr(pod.requests, "post", fake_post)
out = pod.text_to_speech_minimax("hi", "male-qn-qingse", max_retries=3)
assert out is None
assert calls["n"] == 1 # permanent error: no retry
def test_minimax_gives_up_after_max_retries(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
fake_post, calls = _seq_post([
FakeResp({"base_resp": {"status_code": 1002, "status_msg": "rate limit"}}),
])
monkeypatch.setattr(pod.requests, "post", fake_post)
out = pod.text_to_speech_minimax("hi", "male-qn-qingse", max_retries=2)
assert out is None
assert calls["n"] == 3 # initial attempt + 2 retries
def test_tts_node_raises_on_partial_failure(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
calls = {"n": 0}
def fake_tts(text, voice_id, **kw):
calls["n"] += 1
return b"x" if calls["n"] == 1 else None
monkeypatch.setattr(pod, "text_to_speech_minimax", fake_tts)
script = pod.Script(lines=[pod.ScriptLine("male", "a"), pod.ScriptLine("female", "b")])
with pytest.raises(ValueError) as e:
pod.tts_node(script)
assert "2" in str(e.value) # mentions failed line number 2
def test_tts_node_defaults_to_one_worker_for_minimax(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
captured = {}
real_executor = pod.ThreadPoolExecutor
class CapturingExecutor(real_executor):
def __init__(self, *args, **kwargs):
captured["max_workers"] = kwargs.get("max_workers", args[0] if args else None)
super().__init__(*args, **kwargs)
def fake_tts(text, voice_id):
return b"x"
monkeypatch.setattr(pod, "ThreadPoolExecutor", CapturingExecutor)
monkeypatch.setattr(pod, "text_to_speech_minimax", fake_tts)
script = pod.Script(lines=[pod.ScriptLine("male", "a"), pod.ScriptLine("female", "b")])
assert pod.tts_node(script) == [b"x", b"x"]
assert captured["max_workers"] == 1
def test_tts_node_keeps_four_worker_default_for_volcengine(monkeypatch):
monkeypatch.setenv("VOLCENGINE_TTS_APPID", "a")
monkeypatch.setenv("VOLCENGINE_TTS_ACCESS_TOKEN", "t")
captured = {}
real_executor = pod.ThreadPoolExecutor
class CapturingExecutor(real_executor):
def __init__(self, *args, **kwargs):
captured["max_workers"] = kwargs.get("max_workers", args[0] if args else None)
super().__init__(*args, **kwargs)
def fake_tts(text, voice_type):
return b"x"
monkeypatch.setattr(pod, "ThreadPoolExecutor", CapturingExecutor)
monkeypatch.setattr(pod, "text_to_speech_volcengine", fake_tts)
script = pod.Script(lines=[pod.ScriptLine("male", "a"), pod.ScriptLine("female", "b")])
assert pod.tts_node(script) == [b"x", b"x"]
assert captured["max_workers"] == 4

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import sys
from pathlib import Path
import pytest
import requests
sys.path.insert(0, str(Path(__file__).resolve().parent))
from skill_loader import FakeResp, load # noqa: E402
vid = load("video-generation")
@pytest.fixture(autouse=True)
def clean_env(monkeypatch):
for k in ["GEMINI_API_KEY", "MINIMAX_API_KEY", "VIDEO_GENERATION_PROVIDER",
"MINIMAX_API_HOST", "MINIMAX_VIDEO_MODEL"]:
monkeypatch.delenv(k, raising=False)
monkeypatch.setattr(vid.time, "sleep", lambda *_: None)
def test_resolve_prefers_gemini():
assert vid._resolve_provider("VIDEO_GENERATION_PROVIDER", "gemini", True) == "gemini"
def test_resolve_falls_back_to_minimax(monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
assert vid._resolve_provider("VIDEO_GENERATION_PROVIDER", "gemini", False) == "minimax"
def test_resolve_override(monkeypatch):
monkeypatch.setenv("VIDEO_GENERATION_PROVIDER", "minimax")
assert vid._resolve_provider("VIDEO_GENERATION_PROVIDER", "gemini", True) == "minimax"
def test_unknown_provider_raises(monkeypatch, tmp_path):
monkeypatch.setenv("VIDEO_GENERATION_PROVIDER", "openai")
monkeypatch.setenv("GEMINI_API_KEY", "g")
pf = tmp_path / "p.json"
pf.write_text("x", encoding="utf-8")
with pytest.raises(ValueError):
vid.generate_video(str(pf), [], str(tmp_path / "v.mp4"), "16:9")
def test_minimax_full_flow(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
posts = {}
def fake_post(url, headers=None, json=None, **kw):
posts["url"] = url
posts["json"] = json
return FakeResp({"task_id": "T1", "base_resp": {"status_code": 0}})
def fake_get(url, headers=None, params=None, **kw):
if url.endswith("/v1/query/video_generation"):
assert params["task_id"] == "T1"
return FakeResp({"status": "Success", "file_id": "F1",
"base_resp": {"status_code": 0}})
if url.endswith("/v1/files/retrieve"):
assert params["file_id"] == "F1"
return FakeResp({"file": {"download_url": "https://dl/v.mp4"},
"base_resp": {"status_code": 0}})
return FakeResp(content=b"MP4DATA") # the actual download
monkeypatch.setattr(vid.requests, "post", fake_post)
monkeypatch.setattr(vid.requests, "get", fake_get)
out = tmp_path / "v.mp4"
pf = tmp_path / "p.json"
pf.write_text("a cat runs", encoding="utf-8")
msg = vid.generate_video(str(pf), [], str(out), "16:9")
assert out.read_bytes() == b"MP4DATA"
assert posts["url"].endswith("/v1/video_generation")
assert posts["json"]["model"] == "MiniMax-Hailuo-2.3"
assert "successfully" in msg.lower()
def test_minimax_reference_first_frame(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
posts = {}
def fake_post(url, headers=None, json=None, **kw):
posts["json"] = json
return FakeResp({"task_id": "T1", "base_resp": {"status_code": 0}})
def fake_get(url, headers=None, params=None, **kw):
if url.endswith("/v1/query/video_generation"):
return FakeResp({"status": "Success", "file_id": "F1", "base_resp": {"status_code": 0}})
if url.endswith("/v1/files/retrieve"):
return FakeResp({"file": {"download_url": "https://dl/v.mp4"}, "base_resp": {"status_code": 0}})
return FakeResp(content=b"X")
monkeypatch.setattr(vid.requests, "post", fake_post)
monkeypatch.setattr(vid.requests, "get", fake_get)
ref = tmp_path / "f.jpg"
ref.write_bytes(b"\xff\xd8img")
pf = tmp_path / "p.json"
pf.write_text("x", encoding="utf-8")
vid.generate_video(str(pf), [str(ref)], str(tmp_path / "v.mp4"), "16:9")
assert posts["json"]["first_frame_image"].startswith("data:image/jpeg;base64,")
def test_minimax_task_fail(monkeypatch, tmp_path):
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"task_id": "T1", "base_resp": {"status_code": 0}})
def fake_get(url, headers=None, params=None, **kw):
return FakeResp({"status": "Fail", "base_resp": {"status_code": 1027, "status_msg": "blocked"}})
monkeypatch.setattr(vid.requests, "post", fake_post)
monkeypatch.setattr(vid.requests, "get", fake_get)
pf = tmp_path / "p.json"
pf.write_text("x", encoding="utf-8")
with pytest.raises(Exception):
vid.generate_video(str(pf), [], str(tmp_path / "v.mp4"), "16:9")
def test_minimax_poll_timeout(monkeypatch):
def fake_get(url, headers=None, params=None, **kw):
return FakeResp({"status": "Processing", "base_resp": {"status_code": 0}})
monkeypatch.setattr(vid.requests, "get", fake_get)
with pytest.raises(Exception) as e:
vid._poll_video_task("https://h", "Bearer m", "T1", max_attempts=3, interval=0)
assert "timed out" in str(e.value)
def test_minimax_task_fail_keeps_task_context(monkeypatch, tmp_path):
# A Fail status takes priority over the generic base_resp check, so the
# error keeps the task_id and the task-level failure message.
monkeypatch.setenv("MINIMAX_API_KEY", "m")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp({"task_id": "T1", "base_resp": {"status_code": 0}})
def fake_get(url, headers=None, params=None, **kw):
return FakeResp({"status": "Fail", "base_resp": {"status_code": 1027, "status_msg": "blocked"}})
monkeypatch.setattr(vid.requests, "post", fake_post)
monkeypatch.setattr(vid.requests, "get", fake_get)
pf = tmp_path / "p.json"
pf.write_text("x", encoding="utf-8")
with pytest.raises(Exception, match="task T1 failed"):
vid.generate_video(str(pf), [], str(tmp_path / "v.mp4"), "16:9")
def test_gemini_download_raises_on_http_error(monkeypatch, tmp_path):
monkeypatch.setenv("GEMINI_API_KEY", "g")
calls = {}
def fake_get(url, headers=None, **kw):
calls["timeout"] = kw.get("timeout")
return FakeResp(content=b"error page", status_code=500)
monkeypatch.setattr(vid.requests, "get", fake_get)
out = tmp_path / "sub" / "v.mp4"
with pytest.raises(requests.HTTPError):
vid.download("https://dl/v.mp4", str(out))
assert calls["timeout"] # a timeout is now passed
assert not out.exists()
def test_gemini_download_writes_nested_dir(monkeypatch, tmp_path):
monkeypatch.setenv("GEMINI_API_KEY", "g")
def fake_get(url, headers=None, **kw):
return FakeResp(content=b"VIDEO")
monkeypatch.setattr(vid.requests, "get", fake_get)
out = tmp_path / "nested" / "dir" / "v.mp4"
vid.download("https://dl/v.mp4", str(out))
assert out.read_bytes() == b"VIDEO"
def test_gemini_post_raises_on_http_error(monkeypatch, tmp_path):
monkeypatch.setenv("GEMINI_API_KEY", "g")
def fake_post(url, headers=None, json=None, **kw):
return FakeResp(status_code=503)
monkeypatch.setattr(vid.requests, "post", fake_post)
pf = tmp_path / "p.json"
pf.write_text("a cat", encoding="utf-8")
with pytest.raises(requests.HTTPError):
vid.generate_video(str(pf), [], str(tmp_path / "v.mp4"), "16:9")