code: def write(self, b):
                  '''write some bytes'''
                  from . import mavutil
                  self.debug("sending '%s' (0x%02x) of len %u\n" % (b, ord(b[0]), len(b)), 2)
                  while len(b) > 0:
                          n = len(b)
                          if n > 70:
                                  n = 70
                          buf = [ord(x) for x in b[:n]]
                          buf.extend([0]*(70-len(buf)))
                          self.mav.mav.serial_control_send(self.port,
                                                           mavutil.mavlink.SERIAL_CONTROL_FLAG_EXCLUSIVE |
                                                           mavutil.mavlink.SERIAL_CONTROL_FLAG_RESPOND,
                                                           0,
                                                           0,
                                                           n,
                                                           buf)
                          b = b[n:f write(self, b):
                  '''write some bytes'''
                  from . import mavutil
                  self.debug("sending '%s' (0x%02x) of len %u\n" % (b, ord(b[0]), len(b)), 2)
                  while len(b) > 0:
                          n = len(b)
                          if n > 70:
                                  n = 70
                          buf = [ord(x) for x in b[:n]]
                          buf.extend([0]*(70-len(buf)))
                          self.mav.mav.serial_control_send(self.port,
                                                           mavutil.mavlink.SERIAL_CONTROL_FLAG_EXCLUSIVE |
                                                           mavutil.mavlink.SERIAL_CONTROL_FLAG_RESPOND,
                                                           0,
                                                           0,
                                                           n,
                                                           buf)
                          b = b[n:]
docs: write some bytes