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def udp_response_receiver():
"""Setup drone UDP receiver. This method listens for responses of Tello.
Must be run from a background thread in order to not block the main thread.
Internal method, you normally wouldn't call this yourself.
"""
global client_socket
client_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
client_socket.bind(('', Tello.CONTROL_UDP_PORT))
while True:
try:
data, address = client_socket.recvfrom(1024)
address = address[0]
Tello.LOGGER.debug('Data received from {} at client_socket'.format(address))
if address not in drones:
continue
drones[address]['responses'].append(data)
except Exception as e:
Tello.LOGGER.error(e)
break