old_contents: #!/usr/bin/env python
  # Copyright (c) 2015 IBM. All rights reserved.
  #
  # 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.
  """
  _errors_
  
  Common exception classes for cloudant python client
  
  """
  
  
  class CloudantException(Exception):
      """
      _CloudantException_
  
      """
      def __init__(self, msg, code=None):
          super(CloudantException, self).__init__(msg)
          self.status_code = code
  
  
  class CloudantArgumentError(CloudantException):
      """
      Exception class used to indicate an invalid argument being passed
      to a couch API
      """
      def __init__(self, msg, code=400):
          super(CloudantArgumentError, self).__init__(msg, code)
  
new_contents: #!/usr/bin/env python
  # Copyright (c) 2015 IBM. All rights reserved.
  #
  # 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.
  """
  _errors_
  
  Common exception classes for Cloudant Python client
  
  """
  
  
  class CloudantException(Exception):
      """
      _CloudantException_
  
      """
      def __init__(self, msg, code=None):
          super(CloudantException, self).__init__(msg)
          self.status_code = code
  
  
  class CloudantArgumentError(CloudantException):
      """
      Exception class used to indicate an invalid argument being passed
      to a CouchDB API
      """
      def __init__(self, msg, code=400):
          super(CloudantArgumentError, self).__init__(msg, code)
  
subject: Change errors.py based on Pylint run