bpo-41521: Replace whitelist/blacklist with allowlist/denylist (GH-21822)



Automerge-Triggered-By: @tiran
diff --git a/Lib/test/test_httplib.py b/Lib/test/test_httplib.py
index 3431bb8..a3f268b 100644
--- a/Lib/test/test_httplib.py
+++ b/Lib/test/test_httplib.py
@@ -1434,9 +1434,9 @@
         expected = {"responses"}  # White-list documented dict() object
         # HTTPMessage, parse_headers(), and the HTTP status code constants are
         # intentionally omitted for simplicity
-        blacklist = {"HTTPMessage", "parse_headers"}
+        denylist = {"HTTPMessage", "parse_headers"}
         for name in dir(client):
-            if name.startswith("_") or name in blacklist:
+            if name.startswith("_") or name in denylist:
                 continue
             module_object = getattr(client, name)
             if getattr(module_object, "__module__", None) == "http.client":