| import sys | |
| import signal | |
| _SIGINT_COUNTER = 0 | |
| def get_sigint_count(): | |
| return _SIGINT_COUNTER | |
| def sigint_handler(signum, frame): | |
| global _SIGINT_COUNTER | |
| _SIGINT_COUNTER += 1 | |
| print() | |
| if _SIGINT_COUNTER >= 3: | |
| print("Script force quit by user, exiting...") | |
| sys.exit(1) | |
| def register_sigint_callback(): | |
| signal.signal(signal.SIGINT, sigint_handler) | |