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Use wsgi types from typeshed #2478

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Merged
michaeloliverx merged 4 commits into from
Nov 30, 2022
Merged

Use wsgi types from typeshed #2478

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1f9895f
Use wsgi types from typeshed
michaeloliverx Nov 29, 2022
1fd01dd
Fix
michaeloliverx Nov 30, 2022
f444a25
Use `# pragma: no cover` comment on typeshed imports
michaeloliverx Nov 30, 2022
8e92b32
Merge branch 'master' into remove-verbose-types
lovelydinosaur Nov 30, 2022
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23 changes: 6 additions & 17 deletions httpx/_transports/wsgi.py
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Original file line number Diff line number Diff line change
@@ -1,28 +1,17 @@
import io
import itertools
import sys
import types
import typing

from .._models import Request, Response
from .._types import SyncByteStream
from .base import BaseTransport

_T = typing.TypeVar("_T")
_ExcInfo = typing.Tuple[typing.Type[BaseException], BaseException, types.TracebackType]
_OptExcInfo = typing.Union[_ExcInfo, typing.Tuple[None, None, None]]


# backported wsgiref.types definitions from Python 3.11
StartResponse = typing.Callable[
[str, typing.List[typing.Tuple[str, str]], typing.Optional[_OptExcInfo]],
typing.Callable[[bytes], object],
]
if typing.TYPE_CHECKING:
from _typeshed import OptExcInfo # pragma: no cover
from _typeshed.wsgi import WSGIApplication # pragma: no cover


WSGIApplication = typing.Callable[
[typing.Dict[str, typing.Any], StartResponse], typing.Iterable[bytes]
]
_T = typing.TypeVar("_T")


def _skip_leading_empty_chunks(body: typing.Iterable[_T]) -> typing.Iterable[_T]:
Expand Down Expand Up @@ -82,7 +71,7 @@ class WSGITransport(BaseTransport):

def __init__(
self,
app: WSGIApplication,
app: "WSGIApplication",
raise_app_exceptions: bool = True,
script_name: str = "",
remote_addr: str = "127.0.0.1",
Expand Down Expand Up @@ -128,7 +117,7 @@ def handle_request(self, request: Request) -> Response:
def start_response(
status: str,
response_headers: typing.List[typing.Tuple[str, str]],
exc_info: typing.Optional[_OptExcInfo] = None,
exc_info: typing.Optional["OptExcInfo"] = None,
) -> typing.Callable[[bytes], typing.Any]:
nonlocal seen_status, seen_response_headers, seen_exc_info
seen_status = status
Expand Down