Explicitly import `urllib.error` in `urllib.robotparser` (#128737)

diff --git a/Lib/urllib/robotparser.py b/Lib/urllib/robotparser.py
index 24ee198c355f56cb69c764a34430f25cd1717c0e..409f2b2e48de6eec26b931c9353edd5a82d2b50f 100644 (file)
--- a/Lib/urllib/robotparser.py
+++ b/Lib/urllib/robotparser.py
@@ -11,6 +11,7 @@
 """
 
 import collections
+import urllib.error
 import urllib.parse
 import urllib.request