FilesExpand file tree

 master

/

decorator_basic.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

54 lines (39 loc) · 730 Bytes

 master

/

decorator_basic.py

Top

File metadata and controls

• Code
• Blame

54 lines (39 loc) · 730 Bytes

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

# _*_ coding:utf-8 _*_

"""

python @ usage example

"""

def hello(fn):

def wrapper():

print "hello, %s" % fn.__name__

fn()

print 'bye, %s' % fn.__name__

return wrapper

def do_nothing(fn):

def wrapper():

print 'do not exe fn'

return wrapper

@hello

def foo():

print 'I am foo'

# hello, foo

# I am foo

# bye, foo

@do_nothing

def foo_nothing():

print 'I am foo_nothing'

# do not exe fn

@do_nothing

@hello

def foo_nested():

print 'I am foo_nested'

# do not exe fn

@hello

@do_nothing

def foo_nested_v2():

print 'I am foo_nested_v2'

if __name__ == '__main__':

# foo()

# foo_nothing()

# foo_nested()

foo_nested_v2()

pass