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RunningHub ComfyUI SDK - 轻松调用RunningHub的ComfyUI API

Project description

RunningHub ComfyUI SDK

runninghub-sdk 是一个面向 RunningHub ComfyUI OpenAPI 的 Python SDK,支持任务创建、状态轮询、结果查询、文件上传,以及用链式 NodeModifier 修改工作流节点参数。

这个子目录可以直接作为 Python 包发布根目录使用,也可以单独进入目录后执行构建和上传命令发布到 PyPI。

特性

  • 同时支持同步和异步调用
  • 基于 httpx,接口简单,依赖精简
  • 提供完整类型注解,适合 IDE 自动补全
  • 支持 NodeModifier 链式修改节点输入
  • 支持图片、视频、音频、LoRA 等文件上传
  • 支持自动轮询等待任务完成

安装

pip install runninghub-sdk

如果你是在本仓库中本地开发,也可以进入 runninghub_sdk 目录后安装开发依赖:

pip install -e .[dev]

快速开始

同步调用

from runninghub_sdk import RunningHubClient, modify_nodes

with RunningHubClient(api_key="your-api-key") as client:
    modifier = (
        modify_nodes()
        .text("6", "a cinematic sunset over the sea")
        .seed("3", 12345)
        .steps("3", 25)
    )

    task = client.run_with_modifier("workflow-id", modifier)
    outputs = client.wait_for_completion(task.task_id)

    for output in outputs:
        print(output.file_url)

异步调用

import asyncio

from runninghub_sdk import RunningHubClient, modify_nodes


async def main() -> None:
    async with RunningHubClient(api_key="your-api-key") as client:
        modifier = modify_nodes().text("6", "a beautiful landscape")
        task = await client.async_run_with_modifier("workflow-id", modifier)
        outputs = await client.async_wait_for_completion(task.task_id)

        for output in outputs:
            print(output.file_url)


asyncio.run(main())

核心能力

任务接口

同步方法 异步方法 说明
run() async_run() 发起任务
run_with_modifier() async_run_with_modifier() 使用修改器发起任务
get_status() async_get_status() 查询任务状态
get_outputs() async_get_outputs() 查询任务输出
wait_for_completion() async_wait_for_completion() 轮询直到任务完成
query_v2() async_query_v2() 调用 V2 查询接口

文件上传

同步方法 异步方法 说明
upload_file() async_upload_file() 上传通用文件
upload_image() async_upload_image() 上传图片
upload_lora() async_upload_lora() 上传 LoRA

工作流读取

同步方法 异步方法 说明
get_workflow_json() async_get_workflow_json() 获取工作流 JSON 字符串
get_workflow_json_parsed() async_get_workflow_json_parsed() 获取解析后的工作流对象

NodeModifier

NodeModifier 用于用链式 API 构造 node_info_list,让工作流参数修改更直观。

from runninghub_sdk import modify_nodes

modifier = (
    modify_nodes()
    .text("6", "a portrait in film style")
    .negative_text("7", "blurry, low quality")
    .seed("3", 12345)
    .steps("3", 25)
    .cfg("3", 7.5)
    .size("5", 1024, 768)
    .sampler("3", "dpmpp_2m")
    .scheduler("3", "karras")
    .image("10", "uploaded-file.png")
)

常用方法如下:

方法 说明
set(node_id, field_name, value) 通用设置
text(node_id, text) 设置提示词
negative_text(node_id, text) 设置负面提示词
seed(node_id, seed) 设置随机种子
steps(node_id, steps) 设置采样步数
cfg(node_id, cfg) 设置 CFG
size(node_id, width, height) 设置图像尺寸
sampler(node_id, name) 设置采样器
scheduler(node_id, name) 设置调度器
denoise(node_id, value) 设置去噪强度
image(node_id, file_name) 设置图片文件
video(node_id, file_name) 设置视频文件
audio(node_id, file_name) 设置音频文件
lora(node_id, file_name) 设置 LoRA 文件
checkpoint(node_id, name) 设置模型名

错误处理

from runninghub_sdk import ErrorCode, RunningHubError, TaskError, TimeoutError

try:
    outputs = client.wait_for_completion(task.task_id)
except TimeoutError as error:
    print(f"任务超时: {error.task_id}")
except TaskError as error:
    print(f"任务失败: {error.failed_reason}")
except RunningHubError as error:
    if error.code == ErrorCode.API_KEY_INVALID:
        print("API Key 无效")

类型定义

SDK 暴露了常用类型,便于静态检查和 IDE 补全:

from runninghub_sdk import (
    CreateTaskResponse,
    NodeInput,
    TaskOutput,
    TaskStatus,
    UploadResponseData,
)

更多示例

更多可运行示例见 EXAMPLES.md

runninghub_sdk 目录发布到 PyPI

进入当前目录后执行:

python -m pip install -U build twine
python -m build
python -m twine check dist/*
python -m twine upload dist/*

如果你使用 API Token,推荐先设置环境变量:

export TWINE_USERNAME=__token__
export TWINE_PASSWORD=pypi-xxxxxxxxxxxxxxxxxxxx
python -m twine upload dist/*

发布前建议先上传到 TestPyPI 做一次验证:

python -m twine upload --repository testpypi dist/*

License

MIT

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