@staticmethod<EOL><INDENT>def strip_present(payload):<DEDENT>
present = collections.namedtuple(<EOL>'<STR_LIT>', ['<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT>', '<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT>', '<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>'])<EOL>val = struct.unpack('<STR_LIT>', payload)[<NUM_LIT:0>]<EOL>bits = format(val, '<STR_LIT>')[::-<NUM_LIT:1>]<EOL>present.tsft = int(bits[<NUM_LIT:0>])               <EOL>present.flags = int(bits[<NUM_LIT:1>])              <EOL>present.rate = int(bits[<NUM_LIT:2>])               <EOL>present.channel = int(bits[<NUM_LIT:3>])            <EOL>present.fhss = int(bits[<NUM_LIT:4>])               <EOL>present.dbm_antsignal = int(bits[<NUM_LIT:5>])      <EOL>present.dbm_antnoise = int(bits[<NUM_LIT:6>])       <EOL>present.lock_quality = int(bits[<NUM_LIT:7>])       <EOL>present.tx_attenuation = int(bits[<NUM_LIT:8>])     <EOL>present.db_tx_attenuation = int(bits[<NUM_LIT:9>])  <EOL>present.dbm_tx_power = int(bits[<NUM_LIT:10>])      <EOL>present.antenna = int(bits[<NUM_LIT:11>])           <EOL>present.db_antsignal = int(bits[<NUM_LIT:12>])      <EOL>present.db_antnoise = int(bits[<NUM_LIT>])       <EOL>present.rxflags = int(bits[<NUM_LIT>])           <EOL>present.txflags = int(bits[<NUM_LIT:15>])           <EOL>present.rts_retries = int(bits[<NUM_LIT:16>])       <EOL>present.data_retries = int(bits[<NUM_LIT>])      <EOL>present.xchannel = int(bits[<NUM_LIT>])          <EOL>present.mcs = int(bits[<NUM_LIT>])               <EOL>present.ampdu = int(bits[<NUM_LIT:20>])             <EOL>present.vht = int(bits[<NUM_LIT>])               <EOL>present.rtap_ns = int(bits[<NUM_LIT>])           <EOL>present.ven_ns = int(bits[<NUM_LIT:30>])            <EOL>present.ext = int(bits[<NUM_LIT>])               <EOL>return present, bits<EOL>
strip(4 byte) radiotap.present. Those are flags that
        identify existence of incoming radiotap meta-data.
        :idx: int
        :return: str
        :return: namedtuple