text: from passport.rwts.dos33 import DOS33RWTS
  
  class D5TimingBitRWTS(DOS33RWTS):
      def reset(self, logical_sectors):
          DOS33RWTS.reset(self, logical_sectors)
          self.data_prologue = (logical_sectors[2][0xE7],
                                0xAA,
                                logical_sectors[2][0xFC])
          self.data_epilogue = (logical_sectors[3][0x35],
                                0xAA)
  
      def find_address_prologue(self, track):
          starting_revolutions = track.revolutions
          while (track.revolutions < starting_revolutions + 2):
              if next(track.nibble()) == 0xD5:
                  bit = next(track.bit())
                  if bit == 0: return True
                  track.rewind(1)
          return False
  
      def verify_address_epilogue_at_point(self, track, logical_track_num, physical_sector_num):
          return True
  