python 在python中实现异常的自定义属性

Posted 2021-05-09

class MyError(Exception):

	def __init__(self):
		super(MyError, self).__init__("{g} -> ->".format(g=[1, 2, 3]))
		self.info = "hello!"

# Implementing custom attributes on exceptions

def foo():
	try:
		raise MyError()
	except MyError as exc:
		print(exc.info)