Merge pull request #82 from sysid/fix/typing

fix: typing

Author: sysid

pdm.lock

@@ -85,6 +85,7 @@ dev = [
     "httpx",
     "asgi-lifespan",
     "psutil",
+    "black>=23.11.0",
 ]
 [tool.pytest.ini_options]
 markers = [

pyproject.toml

@@ -18,7 +18,7 @@
 import anyio
 from starlette.background import BackgroundTask
 from starlette.concurrency import iterate_in_threadpool
-from starlette.responses import AsyncContentStream, ContentStream, Response
+from starlette.responses import Response
 from starlette.types import Receive, Scope, Send
 
 _log = logging.getLogger(__name__)
@@ -139,6 +139,12 @@ def ensure_bytes(data: Union[bytes, dict, ServerSentEvent, Any], sep: str) -> by
         return ServerSentEvent(str(data), sep=sep).encode()
 
 
+Content = Union[str, bytes, dict, ServerSentEvent]
+SyncContentStream = Iterator[Content]
+AsyncContentStream = AsyncIterable[Content]
+ContentStream = Union[AsyncContentStream, SyncContentStream]
+
+
 class EventSourceResponse(Response):
     """Implements the ServerSentEvent Protocol:
     https://www.w3.org/TR/2009/WD-eventsource-20090421/