Decorator function
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| Language | Python |
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| Owner | ChauSage |
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| Modified | |
| Visibility | Public |
def dec(func):
count = 0
def wrapper():
nonlocal count
count +=1
print("before external function is called")
func()
print("after external function is called:", count)
return wrapper
@dec
def hello():
print("hello")
hello()
hello()
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