chore: some lint fixes (#3740)

bigtable/quickstart_happybase/main_test.py

@@ -20,6 +20,7 @@
 
 from main import main
 
+
 PROJECT = os.environ['GCLOUD_PROJECT']
 BIGTABLE_INSTANCE = os.environ['BIGTABLE_INSTANCE']
 TABLE_ID_FORMAT = 'quickstart-hb-test-{}'

cloud-sql/sql-server/sqlalchemy/main.py

@@ -18,9 +18,12 @@
 
 from flask import Flask, render_template, request, Response
 import sqlalchemy
-from sqlalchemy import Table
 from sqlalchemy import Column
-from sqlalchemy import DateTime, Integer, String
+from sqlalchemy import DateTime
+from sqlalchemy import Integer
+from sqlalchemy import String
+from sqlalchemy import Table
+
 
 app = Flask(__name__)
 

composer/workflows/conftest.py

@@ -13,8 +13,8 @@
 # limitations under the License.
 
 
-import pytest
 import airflow.utils.db
+import pytest
 
 
 @pytest.fixture(autouse=True, scope="session")

composer/workflows/kubernetes_pod_operator.py

@@ -16,6 +16,7 @@
 
 # [START composer_kubernetespodoperator]
 import datetime
+
 from airflow import models
 from airflow.contrib.kubernetes import secret
 from airflow.contrib.operators import kubernetes_pod_operator

compute/managed-instances/demo/app.py

@@ -20,14 +20,16 @@
 """
 
 from ctypes import c_bool
-from flask import Flask, make_response, render_template
 from multiprocessing import Process, Value
 from random import random
 from re import sub
-from requests import get
 from socket import gethostname
 from time import sleep
 
+from flask import Flask, make_response, render_template
+from requests import get
+
+
 PORT_NUMBER = 80
 
 app = Flask(__name__)

compute/metadata/detect_legacy_usage.py

@@ -1,7 +1,23 @@
+# Copyright 2016 Google Inc. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 import json
-import requests
 import time
 
+import requests
+
+
 """Example of using the Metadata Server to watch deprecated endpoint accesses.
 
 For more information, see the README.md under /compute.

compute/metadata/detect_legacy_usage_test.py

@@ -1,6 +1,7 @@
+import json
+
 import mock
 import requests
-import json
 
 import detect_legacy_usage