演示:finally语句的作用
try:
fr=""
path=r'kaifanglist1.txt'
fr=open(path,encoding='utf-8')
print(fr.read())
except:
print('处理啦,处理啦')
finally:
print('我是finally,我里面的代码一定会被执行...')
if fr:
fr.close()
演示finally的小案例:
def func1():
try:
print('我是try...')
print(10/0)
return 1
except:
print('我是except...')
return 2
finally:
print('我是finally...')
return 3num=func1()
print(num)