lint fixes

1 files changed, 2 insertions, 2 deletions

diff --git a/checkers/base.py b/checkers/base.py
index 08ea0cc..69b0a2b 100644
--- a/checkers/base.py
+++ b/checkers/base.py
@@ -529,13 +529,13 @@ functions, methods
         """check the use of an assert statement on a tuple."""
         if node.fail is None and isinstance(node.test, astng.Tuple) and \
            len(node.test.elts) == 2:
-             self.add_message('W0199', line=node.fromlineno, node=node)
+            self.add_message('W0199', line=node.fromlineno, node=node)
 
     @check_messages('W0109')
     def visit_dict(self, node):
         """check duplicate key in dictionary"""
         keys = set()
-        for k, v in node.items:
+        for k, _ in node.items:
             if isinstance(k, astng.Const):
                 key = k.value
                 if key in keys: