text: # Copyright 2019 Extreme Networks, Inc.
  #
  # 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.
  
  from __future__ import absolute_import
  import inspect
  
  __all__ = [
      'Enum'
  ]
  
  
  class Enum(object):
      @classmethod
      def get_valid_values(cls):
          keys = list(cls.__dict__.keys())
          values = [getattr(cls, key) for key in keys if (not key.startswith('_') and
                    not inspect.ismethod(getattr(cls, key)))]
          return values
  