code: def random_unicode(length=20):
      
      def get_char():
          return six.unichr(random.randint(32, 1000))
      chars = u"".join([get_char() for ii in six.moves.range(length)])
      return _join_chars(chars, length)
docs: Generates a random name; useful for testing.
  
      Returns an encoded string of the specified length containing unicode values
      up to code point 1000.