pythongh-128731: Fix ResourceWarning in robotparser.RobotFileParser.read() (pythonGH-128733)

(cherry picked from commit 5e65a1a)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>

Author: serhiy-storchaka

Lib/urllib/robotparser.py

@@ -65,6 +65,7 @@ def read(self):
                 self.disallow_all = True
             elif err.code >= 400 and err.code < 500:
                 self.allow_all = True
+            err.close()
         else:
             raw = f.read()
             self.parse(raw.decode("utf-8").splitlines())

Misc/NEWS.d/next/Library/2025-01-11-13-40-12.gh-issue-128731.qpKlai.rst

@@ -0,0 +1 @@
+Fix :exc:`ResourceWarning` in :meth:`urllib.robotparser.RobotFileParser.read`.