old_contents: '''
  Created on Nov 5, 2015
  
  A module to mock caffe structures for testing
  
  @author: kashefy
  '''
  from .proto.caffe_pb2 import TRAIN, TEST, Datum
              
  class Net:
      def forward(self):
          return "mock this"
              
  class io:
      @staticmethod
      def array_to_datum(s):
          return Datum()
      
      @staticmethod
      def load_image(p):
          return None
  
new_contents: '''
  Created on Nov 5, 2015
  
  A module to mock caffe structures for testing
  
  @author: kashefy
  '''
  from .proto.caffe_pb2 import TRAIN, TEST, Datum
              
  class Net:
      def forward(self):
          return "mock this"
              
  class io:
      @staticmethod
      def array_to_datum(s):
          return Datum()
          
  
subject: undo explicit declaration of function to mock