def func(functionName):
print('----func----1----')
def func_in():
print('------func_in---1--')
functionName()
print('------func_in---2---')
print('----func---2----')
return func_in
def test():
print('------test-----')
test=func(test)
test()
输出结果:
----func----1----
----func---2----
------func_in---1--
------test-----
------func_in---2---