Simplifying a loop in these files.

test/keyrange_test.py

@@ -105,7 +105,7 @@ class TestKeyRange(unittest.TestCase):
   # against a few sample values where keyspace_id is an int column.
   def test_bind_values_for_int_keyspace(self):
     stm = vtrouting.create_parallel_task_keyrange_map(16, 16)
-    for _, kr in enumerate(stm.keyrange_list):
+    for kr in stm.keyrange_list:
       kr_parts = kr.split('-')
       where_clause, bind_vars = vtrouting._create_where_clause_for_keyrange(kr)
       if len(bind_vars.keys()) == 1:
@@ -135,7 +135,7 @@ class TestKeyRange(unittest.TestCase):
   # the test emulates that by using keyspace_id.encode('hex').
   def test_bind_values_for_str_keyspace(self):
     stm = vtrouting.create_parallel_task_keyrange_map(16, 16)
-    for _, kr in enumerate(stm.keyrange_list):
+    for kr in stm.keyrange_list:
       kr_parts = kr.split('-')
       where_clause, bind_vars = vtrouting._create_where_clause_for_keyrange(
           kr, keyspace_col_type=keyrange_constants.KIT_BYTES)

test/vtgatev2_test.py

@@ -865,7 +865,7 @@ class TestCoreVTGateFunctions(BaseTestCase):
     query = 'select * from vt_field_types where uint_val in ::uint_val_1'
     rowcount = cursor.execute(query, {'uint_val_1': uint_val_list})
     self.assertEqual(rowcount, len(uint_val_list), "rowcount doesn't match")
-    for _, r in enumerate(cursor.results):
+    for r in cursor.results:
       row = DBRow(field_names, r)
       self.assertIsInstance(row.uint_val, long)
       self.assertGreaterEqual(