Do a lookup in the locals when looking for __reversed__.

This patch uses a .locals lookup instead of a .getattr lookup,
because we are interested only in the __reversed__ special methods
 defined in dict subclasses, without looking in ancestors.

1 files changed, 2 insertions, 2 deletions

diff --git a/pylint/checkers/base.py b/pylint/checkers/base.py
index 532ad01..e0eb551 100644
--- a/pylint/checkers/base.py
+++ b/pylint/checkers/base.py
@@ -872,8 +872,8 @@ functions, methods
                     # Mappings aren't accepted by reversed(), unless
                     # they provide explicitly a __reversed__ method.
                     try:
-                        argument.getattr(REVERSED_PROTOCOL_METHOD)
-                    except astroid.NotFoundError:
+                        argument.locals[REVERSED_PROTOCOL_METHOD]
+                    except KeyError:
                         self.add_message('bad-reversed-sequence', node=node)
                     return