text: # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
  # regarding copyright ownership.  The ASF licenses this file
  # to you 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.
  
  from collections import namedtuple
  
  from airflow.models.baseoperator import BaseOperator
  from airflow.utils.decorators import apply_defaults
  
  # Namedtuple for testing purposes
  MockNamedTuple = namedtuple("MockNamedTuple", ["var1", "var2"])
  
  
  class MockOperator(BaseOperator):
      """Operator for testing purposes."""
  
      template_fields = ("arg1", "arg2")
  
      @apply_defaults
      def __init__(self, arg1="", arg2="", **kwargs):
          super(MockOperator, self).__init__(**kwargs)
          self.arg1 = arg1
          self.arg2 = arg2
  
      def execute(self, context):
          pass
  