【Python】自定义Error或者Exception
为什么需要自定义异常?
因为需要花式catch exception
代码
class MyException(Exception):
def __init__(self, arg1, arg2):
super(MyException, self).__init__(arg1, arg2)
self.arg1 = arg1
self.arg2 = arg2
class MyException(Exception):
def __init__(self, message, level='info'):
super(MyException, self).__init__(message, level)
self.message = message
self.level = level
if __name__ == '__main__':
try:
raise PortNotFoundPidError('fuck u', level='emergent')
except PortNotFoundPidError as e:
print(e)
print('Error message:{} \nError level:{}'.format(e.message, e.level))
/usr/local/bin/python2.7 /Users/psyduck/GitLab/monitor/scripts/Errors.py
##### output #####
# ('fuck u', 'emergent')
# Error message:fuck u
# Error level:emergent
参考连接
为什么要super(MyException, self).__init__()
?