old_contents: # 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 abc
  
  
  class Task(object, metaclass=abc.ABCMeta):
  
      def __init__(self):
          self.success = False
  
      @abc.abstractproperty
      def name(self):
          pass
  
      def reset(self):
          self.success = False
  
      @property
      def followups(self):
          return []
  
      @abc.abstractmethod
      def run(self):
          pass
  
new_contents: # 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 abc
  
  
  class Task(object, metaclass=abc.ABCMeta):
  
      def __init__(self):
          self.success = False
  
      @property
      @abc.abstractmethod
      def name(self):
          pass
  
      def reset(self):
          self.success = False
  
      @property
      def followups(self):
          return []
  
      @abc.abstractmethod
      def run(self):
          pass
  
subject: Replace abc.abstractproperty with property and abc.abstractmethod