Dify人工智能应用平台零基础教程：一步步教你入门

#下载
git clone https://github.com/langgenius/dify.git
cd dify/docker
#基本配置
cp .env.example .env
#启动
docker compose up -d

#查看容器
docker compose ps
#查看日志
docker compose logs

from fastapi import FastAPI, Body, HTTPException, Header
from pydantic import BaseModel

app = FastAPI()


class InputData(BaseModel):
    point: str
    params: dict = {}


@app.post("/api/dify/receive")
async def dify_receive(data: InputData = Body(...), authorization: str = Header(None)):
    """
    Receive API query data from Dify.
    """
    expected_api_key = "123456"# TODO Your API key of this API
    auth_scheme, _, api_key = authorization.partition(' ')

    if auth_scheme.lower() != "bearer" or api_key != expected_api_key:
        raise HTTPException(status_code=401, detail="Unauthorized")

    point = data.point

    # for debug
    print(f"point: {point}")

    if point == "ping":
        return {
            "result": "pong"
        }
    if point == "app.external_data_tool.query":
        return handle_app_external_data_tool_query(params=data.params)
    # elif point == "{point name}":
        # TODO other point implementation here

    raise HTTPException(status_code=400, detail="Not implemented")


def handle_app_external_data_tool_query(params: dict):
    app_id = params.get("app_id")
    tool_variable = params.get("tool_variable")
    inputs = params.get("inputs")
    query = params.get("query")

    # for debug
    print(f"app_id: {app_id}")
    print(f"tool_variable: {tool_variable}")
    print(f"inputs: {inputs}")
    print(f"query: {query}")

    # TODO your external data tool query implementation here,
    #  return must be a dict with key "result", and the value is the query result
    if inputs.get("location") == "London":
        return {
            "result": "City: London\nTemperature: 10°C\nRealFeel®: 8°C\nAir Quality: Poor\nWind Direction: ENE\nWind "
                      "Speed: 8 km/h\nWind Gusts: 14 km/h\nPrecipitation: Light rain"
        }
    else:
        return {"result": "Unknown city"}