gh-86228: Initialize HTTPResponse.url in __init__ (bpo-42062)

HTTPResponse.__init__ accepted a ``url`` argument but never stored it,
so geturl() raised AttributeError on responses created directly via
http.client rather than through urllib.  Store it on self.url and add a
regression test.

Author: fbidu

Lib/http/client.py

@@ -294,6 +294,10 @@ def __init__(self, sock, debuglevel=0, method=None, url=None):
         self.length = _UNKNOWN          # number of bytes left in response
         self.will_close = _UNKNOWN      # conn will close at end of response
 
+        # URL of the resource, set by urllib but otherwise passed in here so
+        # that geturl()/url work on responses created directly via http.client.
+        self.url = url
+
     def _read_status(self):
         line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
         if len(line) > _MAXLINE:

Lib/test/test_httplib.py

@@ -1043,6 +1043,22 @@ def test_response_headers(self):
         cookies = r.getheader("Set-Cookie")
         self.assertEqual(cookies, hdr)
 
+    def test_url_set_at_init(self):
+        # bpo-42062: HTTPResponse.url (returned by geturl()) is initialized in
+        # __init__, so it is available on responses created directly via
+        # http.client and not only on those returned by urllib.  Accessing it
+        # previously raised AttributeError.
+        body = 'HTTP/1.1 200 OK\r\n\r\nText'
+        url = 'http://www.python.org/'
+        resp = client.HTTPResponse(FakeSocket(body), url=url)
+        self.assertEqual(resp.url, url)
+        self.assertEqual(resp.geturl(), url)
+
+        # When no URL is supplied, geturl() returns None instead of raising.
+        resp = client.HTTPResponse(FakeSocket(body))
+        self.assertIsNone(resp.url)
+        self.assertIsNone(resp.geturl())
+
     def test_read_head(self):
         # Test that the library doesn't attempt to read any data
         # from a HEAD request.  (Tickles SF bug #622042.)

Misc/NEWS.d/next/Library/2026-06-16-10-04-05.gh-issue-86228.ECtxfP.rst

@@ -0,0 +1,5 @@
+The :attr:`~http.client.HTTPResponse.url` attribute is now always set when an
+:class:`~http.client.HTTPResponse` is created.  Previously it was left unset on
+responses created directly via :mod:`http.client`, so accessing ``url`` (or the
+deprecated ``geturl()``) raised :exc:`AttributeError`.  Patch by Felipe
+Rodrigues.