[3.12] gh-122311: Fix typo in the pickle error formatting code (GH-122312) (GH-122315)

(cherry picked from commit 7c2921844f9fa713f93152bf3a569812cee347a0)

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

diff --git a/Lib/pickle.py b/Lib/pickle.py
index 20182f3d5c1552e94c0034c4a907cf1cbbf654b1..8bf9c19237178f78ac3b5e1007f033178894fd0c 100644 (file)
--- a/Lib/pickle.py
+++ b/Lib/pickle.py
@@ -1151,7 +1151,7 @@ class _Pickler:
             except UnicodeEncodeError:
                 raise PicklingError(
                     "can't pickle global identifier '%s.%s' using "
-                    "pickle protocol %i" % (module, name, self.proto)) from None
+                    "pickle protocol %i" % (module_name, name, self.proto)) from None
 
     def save_type(self, obj):
         if obj is type(None):