MRE Wireup Issue 106

Execution logs

/home/linuxbrew/.linuxbrew/bin/uv run /home/gounlaf/code/mre-wireup-issue/.venv/bin/python /home/gounlaf/code/mre-wireup-issue/main.py 
INFO:     Started server process [794504]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
Foo
INFO:     127.0.0.1:48362 - "GET / HTTP/1.1" 200 OK
INFO:     127.0.0.1:48364 - "GET /hello/User HTTP/1.1" 500 Internal Server Error
ERROR:    Exception in ASGI application
Traceback (most recent call last):
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/uvicorn/protocols/http/h11_impl.py", line 410, in run_asgi
    result = await app(  # type: ignore[func-returns-value]
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        self.scope, self.receive, self.send
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    )
    ^
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/uvicorn/middleware/proxy_headers.py", line 60, in __call__
    return await self.app(scope, receive, send)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/fastapi/applications.py", line 1134, in __call__
    await super().__call__(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/applications.py", line 107, in __call__
    await self.middleware_stack(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/middleware/errors.py", line 186, in __call__
    raise exc
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/middleware/errors.py", line 164, in __call__
    await self.app(scope, receive, _send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/middleware/exceptions.py", line 63, in __call__
    await wrap_app_handling_exceptions(self.app, conn)(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/_exception_handler.py", line 53, in wrapped_app
    raise exc
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/_exception_handler.py", line 42, in wrapped_app
    await app(scope, receive, sender)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/fastapi/middleware/asyncexitstack.py", line 18, in __call__
    await self.app(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/routing.py", line 716, in __call__
    await self.middleware_stack(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/routing.py", line 736, in app
    await route.handle(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/routing.py", line 290, in handle
    await self.app(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/fastapi/routing.py", line 119, in app
    await wrap_app_handling_exceptions(app, request)(scope, receive, send)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/_exception_handler.py", line 53, in wrapped_app
    raise exc
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/starlette/_exception_handler.py", line 42, in wrapped_app
    await app(scope, receive, sender)
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/fastapi/routing.py", line 105, in app
    response = await f(request)
               ^^^^^^^^^^^^^^^^
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/fastapi/routing.py", line 424, in app
    raw_response = await run_endpoint_function(
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ...<3 lines>...
    )
    ^
  File "/home/gounlaf/code/mre-wireup-issue/.venv/lib/python3.14/site-packages/fastapi/routing.py", line 312, in run_endpoint_function
    return await dependant.call(**values)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "<string>", line 6, in _wireup_generated_wrapper
TypeError: 'BarOverride' object can't be awaited

Execution logs without the issue

/home/linuxbrew/.linuxbrew/bin/uv run /home/gounlaf/code/mre-wireup-issue/.venv/bin/python /home/gounlaf/code/mre-wireup-issue/main.py 
INFO:     Started server process [794841]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
Foo
INFO:     127.0.0.1:50542 - "GET / HTTP/1.1" 200 OK
Bar
INFO:     127.0.0.1:55044 - "GET /hello/User HTTP/1.1" 200 OK

main.py

from fastapi import FastAPI, APIRouter
from wireup import Injected
import wireup.integration.fastapi

import services
from services import BarDep

router = APIRouter(route_class=wireup.integration.fastapi.WireupRoute)

container = wireup.create_async_container(
    # Add the integration module to injectables
    injectables=[services, wireup.integration.fastapi],
)


@router.get("/")
async def root(foo: Injected[services.FooDep]):
    foo.print()
    return {"message": "Hello World"}


@router.get("/hello/{name}")
async def say_hello(bar: Injected[services.BarDep], name: str):
    bar.print()
    return {"message": f"Hello {name}"}


app = FastAPI()
app.include_router(router)

wireup.integration.fastapi.setup(container, app)

if __name__ == "__main__":
    import uvicorn


    class BarOverride:
        def print(self):
            print("BarOverride")


    # issue when overriding
    with container.override.injectable(BarDep, BarOverride()):
        uvicorn.run(app, host="0.0.0.0", port=8000)
        
    # no issue when not overriding
    #uvicorn.run(app, host="0.0.0.0", port=8000)

pyproject.toml

[project]
name = "mre-wireup-issue"
version = "0.1.0"
description = "Add your description here"
requires-python = ">=3.12"
dependencies = [
    "fastapi>=0.129.0",
    "uvicorn>=0.41.0",
    "wireup>=2.7.0",
]

services.py

from wireup import injectable


class FooDep:
    def print(self):
        print("Foo")


class BarDep:
    def print(self):
        print("Bar")


@injectable(lifetime="scoped")
def foo_factory() -> FooDep:
    return FooDep()


@injectable(lifetime="scoped")
async def bar_factory() -> BarDep:
    return BarDep()