<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _parse_config(config):
 """Helper to turn a2dp_sbc_t structure into a more usable set of SBC codec configuration params"""

        frequency = config[0] >> 4
        channel_mode = config[0] & 0xF
        allocation_method = config[1] & 0x03
        subbands = (config[1] >> 2) & 0x03
        block_length = (config[1] >> 4) & 0x0F
        min_bitpool = config[2]
        max_bitpool = config[3]
        return SBCCodecConfig(channel_mode, frequency, allocation_method,
                              subbands, block_length, min_bitpool, max_bitpool)