Improve performance of default auth (#9466)

(cherry picked from commit 03851d1)
aio-libs · Oct 11, 2024 · f7f6a09 · f7f6a09
1 parent 14bdfc6
commit f7f6a09
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Showing 2 changed files with 11 additions and 3 deletions.
diff --git a/CHANGES/9466.feature.rst b/CHANGES/9466.feature.rst
@@ -0,0 +1 @@
+8966.feature.rst
diff --git a/aiohttp/client.py b/aiohttp/client.py
@@ -230,6 +230,7 @@ class ClientSession:
     ATTRS = frozenset(
         [
             "_base_url",
+            "_base_url_origin",
             "_source_traceback",
             "_connector",
             "_loop",
@@ -309,10 +310,12 @@ def __init__(
 
         if base_url is None or isinstance(base_url, URL):
             self._base_url: Optional[URL] = base_url
+            self._base_url_origin = None if base_url is None else base_url.origin()
         else:
             self._base_url = URL(base_url)
+            self._base_url_origin = self._base_url.origin()
             assert (
-                self._base_url.origin() == self._base_url
+                self._base_url_origin == self._base_url
             ), "Only absolute URLs without path part are supported"
 
         if timeout is sentinel or timeout is None:
@@ -620,8 +623,12 @@ async def _request(
                     if auth is None:
                         auth = auth_from_url
 
-                    if auth is None and (
-                        not self._base_url or self._base_url.origin() == url.origin()
+                    if (
+                        auth is None
+                        and self._default_auth
+                        and (
+                            not self._base_url or self._base_url_origin == url.origin()
+                        )
                     ):
                         auth = self._default_auth
                     # It would be confusing if we support explicit