Fix imports

connexion/cli.py

@@ -3,8 +3,9 @@ import sys
 from os import path
 
 import click
+from connexion import App
+
 from clickclick import AliasedGroup, fatal_error
-from connexion import App, problem
 
 main = AliasedGroup(context_settings=dict(help_option_names=[
     '-h', '--help']))

examples/sqlalchemy/app.py

@@ -4,6 +4,7 @@ import logging
 
 import connexion
 from connexion import NoContent
+
 import orm
 
 db_session = None

tests/test_cli.py

@@ -2,8 +2,8 @@ import logging
 
 from click.testing import CliRunner
 from connexion import App
-from connexion.exceptions import ResolverError
 from connexion.cli import main
+from connexion.exceptions import ResolverError
 
 import pytest
 from conftest import FIXTURES_FOLDER

tests/test_operation.py

@@ -8,7 +8,6 @@ from connexion.resolver import Resolver
 
 import pytest
 
-
 TEST_FOLDER = pathlib.Path(__file__).parent
 
 DEFINITIONS = {'new_stack': {'required': ['image_version', 'keep_stacks', 'new_traffic', 'senza_yaml'],