fix lint

Author: daniel-sanche

packages/google-api-core/google/api_core/path_template.py

@@ -25,11 +25,11 @@
 
 from __future__ import unicode_literals
 
-from collections import deque
 import copy
 import functools
 import re
 import urllib.parse
+from collections import deque
 
 # Regular expression for extracting variable parts from a path template.
 # The variables can be expressed as:
@@ -240,7 +240,7 @@ def _extract_and_validate_wildcards(
                 if not _validate_multi_segment_value(captured_val):
                     raise err
     else:
-        # For values that don't match the pattern, ensure the value doesn't 
+        # For values that don't match the pattern, ensure the value doesn't
         # resolve to 0 segments (e.g. "projects/..").
         if val and not _validate_multi_segment_value(val):
             raise err

packages/google-api-core/tests/unit/test_path_template.py

@@ -13,11 +13,12 @@
 # limitations under the License.
 
 from __future__ import unicode_literals
+
 from unittest import mock
 
 import pytest
-
 from google.api import auth_pb2
+
 from google.api_core import path_template