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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def encode(cls, command):
 """Encode a command as an unambiguous string. Args: command (Command):
 The command to encode. Returns: str: The encoded command """


        args = []
        for arg in command.args:
            if not isinstance(arg, str):
                arg = str(arg)

            if "," in arg or arg.startswith(" ") or arg.endswith(" ") or arg.startswith("hex:"):
                arg = "hex:{}".format(hexlify(arg.encode('utf-8')).decode('utf-8'))

            args.append(arg)

        argstr = ""

        if len(args) > 0:
            argstr = " {" + ",".join(args) + "}"

        return command.name + argstr