text: # Copyright 2017-2019 EPAM Systems, Inc. (https://www.epam.com/)
  #
  # 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 .base import API
  from ..model.preference_model import PreferenceModel
  
  
  class Preference(API):
      def __init__(self):
          super(Preference, self).__init__()
  
      @classmethod
      def list(cls):
          api = cls.instance()
          response_data = api.call('preferences', None)
          preferences = []
          for preference_json in response_data['payload']:
              preferences.append(PreferenceModel.load(preference_json))
          return preferences
  