#This is the wrong way to do things
try:
#Some stuff might raise an IO exception
except:
#Code that ignores errors
#This is the right way to do things
try:
#Some stuff might raise an IO exception
except Exception:
#This won't catch KeyboardInterrupt
import threading
import time
import win_ctrl_c
# do something that will block
def work():
time.sleep(10000)
t = threading.Thread(target=work)
t.daemon = True
t.start()
#install handler
install_handler()
# now block
t.join()
#Ctrl+C works now!
解决方案3: 轮询方法
我不喜欢或推荐这种方法,因为它不必要地消耗处理器和电源,从而对性能产生负面影响。
import threading
import time
def work():
time.sleep(10000)
t = threading.Thread(target=work)
t.daemon = True
t.start()
while(True):
t.join(0.1) #100ms ~ typical human response
# you will get KeyboardIntrupt exception