Add templates for flake8, coveragerc, noxfile, and black. (#6642)

Author: crwilcox

packages/google-cloud-storage/.coveragerc

@@ -9,3 +9,8 @@ exclude_lines =
     pragma: NO COVER
     # Ignore debug-only repr
     def __repr__
+    # Ignore abstract methods
+    raise NotImplementedError
+omit =
+  */gapic/*.py
+  */proto/*.py

packages/google-cloud-storage/.flake8

@@ -1,4 +1,5 @@
 [flake8]
+ignore = E203, E266, E501, W503
 exclude =
   # Exclude generated code.
   **/proto/**

packages/google-cloud-storage/tests/system.py

@@ -40,8 +40,7 @@
 def _bad_copy(bad_request):
     """Predicate: pass only exceptions for a failed copyTo."""
     err_msg = bad_request.message
-    return (err_msg.startswith('No file found in request. (POST') and
-            'copyTo' in err_msg)
+    return (err_msg.startswith('No file found in request. (POST') and 'copyTo' in err_msg)
 
 
 retry_429 = RetryErrors(exceptions.TooManyRequests)

packages/google-cloud-storage/tests/unit/test_blob.py

@@ -1237,8 +1237,7 @@ def _do_multipart_success(self, mock_get_boundary, size=None,
         mock_get_boundary.assert_called_once_with()
 
         upload_url = (
-            'https://www.googleapis.com/upload/storage/v1' +
-            bucket.path + '/o')
+            'https://www.googleapis.com/upload/storage/v1' + bucket.path + '/o')
 
         qs_params = [('uploadType', 'multipart')]
 
@@ -1254,13 +1253,13 @@ def _do_multipart_success(self, mock_get_boundary, size=None,
         upload_url += '?' + urlencode(qs_params)
 
         payload = (
-            b'--==0==\r\n' +
-            b'content-type: application/json; charset=UTF-8\r\n\r\n' +
-            b'{"name": "blob-name"}\r\n' +
-            b'--==0==\r\n' +
-            b'content-type: application/xml\r\n\r\n' +
-            data_read +
-            b'\r\n--==0==--')
+            b'--==0==\r\n'
+            + b'content-type: application/json; charset=UTF-8\r\n\r\n'
+            + b'{"name": "blob-name"}\r\n'
+            + b'--==0==\r\n'
+            + b'content-type: application/xml\r\n\r\n'
+            + data_read
+            + b'\r\n--==0==--')
         headers = {'content-type': b'multipart/related; boundary="==0=="'}
         transport.request.assert_called_once_with(
             'POST', upload_url, data=payload, headers=headers)
@@ -1357,8 +1356,7 @@ def _initiate_resumable_helper(
         self.assertIsInstance(upload, ResumableUpload)
 
         upload_url = (
-            'https://www.googleapis.com/upload/storage/v1' +
-            bucket.path + '/o')
+            'https://www.googleapis.com/upload/storage/v1' + bucket.path + '/o')
         qs_params = [('uploadType', 'resumable')]
 
         if user_project is not None:
@@ -1481,9 +1479,9 @@ def _do_resumable_upload_call0(
             blob, content_type, size=None, predefined_acl=None):
         # First mock transport.request() does initiates upload.
         upload_url = (
-            'https://www.googleapis.com/upload/storage/v1' +
-            blob.bucket.path +
-            '/o?uploadType=resumable')
+            'https://www.googleapis.com/upload/storage/v1'
+            + blob.bucket.path
+            + '/o?uploadType=resumable')
         if predefined_acl is not None:
             upload_url += '&predefinedAcl={}'.format(predefined_acl)
         expected_headers = {
@@ -1819,9 +1817,9 @@ def _create_resumable_upload_session_helper(self, origin=None,
 
         # Check the mocks.
         upload_url = (
-            'https://www.googleapis.com/upload/storage/v1' +
-            bucket.path +
-            '/o?uploadType=resumable')
+            'https://www.googleapis.com/upload/storage/v1'
+            + bucket.path
+            + '/o?uploadType=resumable')
         payload = b'{"name": "blob-name"}'
         expected_headers = {
             'content-type': 'application/json; charset=UTF-8',