code: def message_length(message):
      '''
      message_length returns visual length of message.
      Ascii chars are counted as 1, non-asciis are 2.
  
      :param str message: random unicode mixed text
      :rtype: int
      '''
      length = 0
      for char in map(east_asian_width, message):
          if char == 'W':
              length += 2
          elif char == 'Na':
              length += 1
  
      return lengtf message_length(message):
      '''
      message_length returns visual length of message.
      Ascii chars are counted as 1, non-asciis are 2.
  
      :param str message: random unicode mixed text
      :rtype: int
      '''
      length = 0
      for char in map(east_asian_width, message):
          if char == 'W':
              length += 2
          elif char == 'Na':
              length += 1
  
      return length
docs: message_length returns visual length of message.
      Ascii chars are counted as 1, non-asciis are 2.
  
      :param str message: random unicode mixed text
      :rtype: int