code: def setup_signing_send(self, target_system, target_component, secret_key, initial_timestamp, force_mavlink1=False):
                  '''
                  Setup a MAVLink2 signing key. If called with secret_key of all zero
                  and zero initial_timestamp will disable signing
  
                  target_system             : system id of the target (uint8_t)
                  target_component          : component ID of the target (uint8_t)
                  secret_key                : signing key (uint8_t)
                  initial_timestamp         : initial timestamp (uint64_t)
  
                  '''
                  return self.send(self.setup_signing_encode(target_system, target_component, secret_key, initial_timestamp), force_mavlink1=force_mavlink1f setup_signing_send(self, target_system, target_component, secret_key, initial_timestamp, force_mavlink1=False):
                  '''
                  Setup a MAVLink2 signing key. If called with secret_key of all zero
                  and zero initial_timestamp will disable signing
  
                  target_system             : system id of the target (uint8_t)
                  target_component          : component ID of the target (uint8_t)
                  secret_key                : signing key (uint8_t)
                  initial_timestamp         : initial timestamp (uint64_t)
  
                  '''
                  return self.send(self.setup_signing_encode(target_system, target_component, secret_key, initial_timestamp), force_mavlink1=force_mavlink1)
docs: Setup a MAVLink2 signing key. If called with secret_key of all zero
                  and zero initial_timestamp will disable signing
  
                  target_system             : system id of the target (uint8_t)
                  target_component          : component ID of the target (uint8_t)
                  secret_key                : signing key (uint8_t)
                  initial_timestamp         : initial timestamp (uint64_t)