code: def a2bits(chars: str) -> str:
      
      return bin(reduce(lambda x, y: (x << 8) + y, (ord(c) for c in chars), 1))[
          3:
      ]
docs: Converts a string to its bits representation as a string of 0's and 1's.
  
      >>> a2bits("Hello World!")
      '010010000110010101101100011011000110111100100000010101110110111101110010011011000110010000100001'