code: def filter_response_size(size):
      
      if size.startswith('+'):
          size_value = int(size[1:])
      else:
          size_value = int(size)
  
      def filter_func(log_line):
          bytes_read = log_line.bytes_read
          if bytes_read.startswith('+'):
              bytes_read = int(bytes_read[1:])
          else:
              bytes_read = int(bytes_read)
  
          return bytes_read >= size_value
  
      return filter_func
docs: Filter :class:`.Line` objects by the response size (in bytes).
  
      Specially useful when looking for big file downloads.
  
      :param size: Minimum amount of bytes a response body weighted.
      :type size: string
      :returns: a function that filters by the response size.
      :rtype: function