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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 unpack_rpc_payload(resp_format, payload):
 """Unpack an RPC payload according to resp_format. Args: resp_format (str):
 a struct format code (without the <) for the parameter format for this RPC. This format code may include the final character V, which means that it expects a variable length bytearray. payload (bytes):
 The binary payload that should be unpacked. Returns: list: A list of the unpacked payload items. """


    code = _create_argcode(resp_format, payload)
    return struct.unpack(code, payload)