old_contents: # -*- coding: utf-8 -*-
  
  #
  # Copyright (c) 2011-2016 Genestack Limited
  # All Rights Reserved
  # THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF GENESTACK LIMITED
  # The copyright notice above does not evidence any
  # actual or intended publication of such source code.
  #
  
  
  class GenestackException(Exception):
      """
      This is the base Genestack exception class. It should be used instead of
      :py:class:`~exceptions.Exception` to raise exceptions if something goes wrong.
      """
      pass
  
  
  class GenestackServerException(GenestackException):
      """
      Should be thrown when a server sends a response with an error message from Java code.
      """
  
      def __init__(self, message, path, post_data, debug=False, stack_trace=None):
          """
          :param message: exception message
          :type message: str
          :param path: path after server URL of connection.
          :type path: str
          :param post_data: POST data (file or dict)
          :type debug: bool
          :param debug: flag if stack trace should be printed
          :param stack_trace: server stack trace
          :type stack_trace: str
          """
          GenestackException.__init__(self, message)
          self.debug = debug
          self.stack_trace = stack_trace
          self.path = path
          self.post_data = post_data
  
      def __str__(self):
          if isinstance(self.post_data, dict):
              message = 'Got error "%s" at call of method "%s" of "%s"' % (
                  self.message,
                  self.post_data.get('method', '<unknown>'),
                  self.path
              )
          else:
              # upload file
              message = 'Got error "%s" at call of "%s"' % (
                  self.message,
                  self.path
              )
          if self.stack_trace:
              if self.debug:
                  message += '\nStacktrace from server is:\n%s' % self.stack_trace
              else:
                  message += '\nEnable debug option to retrieve traceback'
          return message
  
  
  class GenestackAuthenticationException(GenestackException):
      """
      Should be thrown when a server sends an authentication error.
      """
      pass
  
new_contents: # -*- coding: utf-8 -*-
  
  #
  # Copyright (c) 2011-2016 Genestack Limited
  # All Rights Reserved
  # THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF GENESTACK LIMITED
  # The copyright notice above does not evidence any
  # actual or intended publication of such source code.
  #
  
  
  class GenestackException(Exception):
      """
      This is the base Genestack exception class. It should be used instead of
      :py:class:`~exceptions.Exception` to raise exceptions if something goes wrong.
      """
      pass
  
  
  class GenestackServerException(GenestackException):
      """
      Should be thrown when a server sends a response with an error message from Java code.
      """
  
      def __init__(self, message, path, post_data, debug=False, stack_trace=None):
          """
          :param message: exception message
          :type message: str
          :param path: path after server URL of connection.
          :type path: str
          :param post_data: POST data (file or dict)
          :type debug: bool
          :param debug: flag if stack trace should be printed
          :param stack_trace: server stack trace
          :type stack_trace: str
          """
          GenestackException.__init__(self, message)
          self.debug = debug
          self.stack_trace = stack_trace
          self.path = path
          self.post_data = post_data
  
      def __str__(self):
          if isinstance(self.post_data, dict):
              message = 'Got error "%s" at call of method "%s" of "%s"' % (
                  self.message,
                  self.post_data.get('method', '<unknown>'),
                  self.path
              )
          else:
              # upload file
              message = 'Got error "%s" at call of "%s"' % (
                  self.message,
                  self.path
              )
          if self.stack_trace:
              if self.debug:
                  message += '\nStacktrace from server is:\n%s' % self.stack_trace
              else:
                  message += '\nEnable debug option to retrieve traceback\n'
          return message
  
  
  class GenestackAuthenticationException(GenestackException):
      """
      Should be thrown when a server sends an authentication error.
      """
      pass
  
subject: Fix missed linebreak