guanlan-src/vendor/pyfastapi/uvicorn/protocols/http/auto.py

from __future__ import annotations

import asyncio

AutoHTTPProtocol: type[asyncio.Protocol]
try:
    import httptools  # noqa
except ImportError:  # pragma: no cover
    from uvicorn.protocols.http.h11_impl import H11Protocol

    AutoHTTPProtocol = H11Protocol
else:  # pragma: no cover
    from uvicorn.protocols.http.httptools_impl import HttpToolsProtocol

    AutoHTTPProtocol = HttpToolsProtocol