Alex-Addy

def gen_redis_proto(*args):
    proto = ''
    proto += '*' + str(len(args)) + '\r\n'
    for arg in args:
        # Pick one of the two below lines and comment out the other.
        # Python 2
        proto += '$' + str(len(arg)) + '\r\n'
        # Due to python 3's string changes len no longer returns the number of bytes
        # in a string and instead returns the number of characters. The redis protocol
        # needs the number of bytes. In order to get the bytes we coerce it into a byte