How to handle SIGINT or CTRL-C in Python, and shut down the application gracefully.
from signal import signal, SIGINT from sys import exit def handler(signal_received, frame): # Handle any cleanup here print('SIGINT or CTRL-C detected. Exiting gracefully') exit(0) if __name__ == '__main__': # Tell Python to run the handler() function when SIGINT is recieved signal(SIGINT, handler) print('Running. Press CTRL-C to exit.') while True: # Do nothing and hog CPU forever until SIGINT received. pass