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Allow passing FastAPI directly to init #12

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Allow passing FastAPI directly to init #12

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16 changes: 10 additions & 6 deletions taskiq_fastapi/initializator.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
from typing import Awaitable, Callable
from typing import Awaitable, Callable, Union

from fastapi import FastAPI, Request
from starlette.requests import HTTPConnection
Expand All @@ -8,7 +8,7 @@

def startup_event_generator(
broker: AsyncBroker,
app_path: str,
app_or_path: Union[str, FastAPI],
) -> Callable[[TaskiqState], Awaitable[None]]:
"""
Generate shutdown event.
Expand All @@ -24,12 +24,16 @@ def startup_event_generator(
async def startup(state: TaskiqState) -> None:
if not broker.is_worker_process:
return
app = import_object(app_path)
if not isinstance(app, FastAPI):
app = app()
app = None
if isinstance(app_or_path, FastAPI):
app = app_or_path
else:
app = import_object(app_or_path)
if not isinstance(app, FastAPI):
app = app()

if not isinstance(app, FastAPI):
raise ValueError(f"'{app_path}' is not a FastAPI application.")
raise ValueError(f"'{app_or_path}' is not a FastAPI application.")

state.fastapi_app = app
await app.router.startup()
Expand Down