code: def nonce():
      
      nonce_part1 = _int2base(int(_time()*1000), 36) 
      nonce_part2 = _int2base(round(_random()*1679616), 36)
      return "{}{}".format(nonce_part1, nonce_part2)
docs: Returns a new nonce to be used with the Piazza API.