old_contents: #!/usr/bin/env python
  
  from flask import Flask
  import pytest
  
  from flask_gsa import GoogleServiceAccount
  
  @pytest.fixture
  def app():
      class Config(object):
          TEST_PK_FILE = 'tests/data/test.p12'
          TEST_PK_PASSWORD = 'notasecret'
          TEST_EMAIL = 'test@test.com'
  
      _app = Flask(__name__)
      _app.config.from_object(Config)
  
      return _app
  
  
  @pytest.fixture
  def extension(app):
      return GoogleServiceAccount('TEST', app)
  
new_contents: #!/usr/bin/env python
  
  from flask import Flask
  import pytest
  
  from flask_gsa import GoogleServiceAccount
  
  
  @pytest.fixture
  def app():
      class Config(object):
          TEST_PK_FILE = 'tests/data/test.p12'
          TEST_PK_PASSWORD = 'notasecret'
          TEST_EMAIL = 'test@test.com'
  
      _app = Flask(__name__)
      _app.config.from_object(Config)
  
      return _app
  
  
  @pytest.fixture
  def extension(app):
      return GoogleServiceAccount('TEST', app)
  
subject: fix flake8 error