example_sigint_exc.py

importtime
fromsignalimport*

quit=0


defhandler(signum):
globalquit
# quit = 1
print("Signal handler called with signal", signum)
raiseOSError("Couldn't open device!")


print("org signal() val:", signal(SIGINT, handler))
print("read back signal() val:", signal(SIGINT, handler))

try:
whilenotquit:
time.sleep(10)
except:
print("Caught exc")

print("Quitting")