pythonasyncioapiasyncfastapiframeworkjsonjson-schemaopenapiopenapi3pydanticpython-typespython3redocreststarletteswaggerswagger-uiuvicornweb
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24 lines
579 B
24 lines
579 B
from contextlib import asynccontextmanager
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from fastapi import Depends, FastAPI, Request
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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# Initialize a shared state when the app starts
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app.state.some_state = "some_state_open"
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yield
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# Cleanup the shared state when the app shuts down
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app.state.some_state = "some_state_close"
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async def get_some_state(request: Request):
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return request.app.state.some_state
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app = FastAPI(lifespan=lifespan)
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@app.get("/")
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async def root(some_state=Depends(get_some_state)):
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return {"message": some_state}
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