renamed unused variables

Author: pratik-anurag

git/test/test_index.py

@@ -75,7 +75,7 @@ def __init__(self, *args):
 
     def _assert_fprogress(self, entries):
         self.assertEqual(len(entries), len(self._fprogress_map))
-        for path, call_count in self._fprogress_map.items():  # @UnusedVariable
+        for _path, call_count in self._fprogress_map.items(): 
             self.assertEqual(call_count, 2)
         # END for each item in progress map
         self._reset_progress()
@@ -201,7 +201,7 @@ def test_index_file_from_tree(self, rw_repo):
 
         # test BlobFilter
         prefix = 'lib/git'
-        for stage, blob in base_index.iter_blobs(BlobFilter([prefix])):  # @UnusedVariable
+        for _stage, blob in base_index.iter_blobs(BlobFilter([prefix])): 
             assert blob.path.startswith(prefix)
 
         # writing a tree should fail with an unmerged index