In [3]:

    

if 1:
    print("참")
else:
    print("거짓")


    

    




참

In [6]:

    

print(1 and "t" or "f")


    

    




t

In [7]:

    

print(1 and 0)


    

    




0

In [8]:

    

print(0 and 1)


    

    




0

In [9]:

    

print("a" and "b")


    

    




b

In [10]:

    

print("a" or "b")


    

    




a

In [11]:

    

print("a" and 0)


    

    




0

In [12]:

    

print(0 and 1 or 2)


    

    




2

In [13]:

    

print(1 and 0 or 2)


    

    




2

In [14]:

    

print(1 and 1 or 0)


    

    




1

In [18]:

    

print(1 and (lambda x: x.upper())("a") or (lambda x:x.lower())("a"))


    

    




A

In [19]:

    

print(1 or 1)


    

    




1

In [20]:

    

print(1 or 9)


    

    




1

In [21]:

    

print(9 or 1)


    

    




9

In [23]:

    

print(True or False)


    

    




True

In [25]:

    

print((lambda x: lambda y: y+1)(2))


    

    




<function <lambda>.<locals>.<lambda> at 0x1041c6598>

In [27]:

    

print((lambda x : (lambda y: y+2)(x))(3))


    

    




5

In [36]:

    

def test(x):
    return (lambda x : -x)(x)


    

In [38]:

    

print(test((lambda x : x+2)(3)))


    

    




-5

In [39]:

    

n = 3

def func():
    if n:
        total = n
    print(total)


    

In [40]:

    

func()


    

    




3

In [41]:

    

n = 0
func


    

    
Out[41]:





<function __main__.func>

In [47]:

    

var = 0 
def outter():
    var = 77
    def inner():
        nonlocal var
        var += 1
        print(var)
    return inner


    

In [49]:

    

clsr = outter()


    

In [50]:

    

clsr()


    

    




78

In [51]:

    

clsr()


    

    




79

In [52]:

    

clsr()


    

    




80

In [62]:

    

def a():
    temp=0
    def process():
        nonlocal temp
        temp+=1
        print(temp)
    return process


    

In [63]:

    

aa = a()
bb = a()


    

In [64]:

    

aa()


    

    




1

In [65]:

    

bb()
bb()
bb()


    

    




1
2
3

In [66]:

    

aa()


    

    




2

In [69]:

    

aa()


    

    




4

In [68]:

    

aa()


    

    




3

In [70]:

    

bb()


    

    




4

In [71]:

    

import datetime


    

In [74]:

    

def print_hi():
    print("hello python")


    

In [75]:

    

print_hi()


    

    




hello python

In [76]:

    

print(datetime.date)


    

    




<class 'datetime.date'>

In [79]:

    

print(datetime.date.today())


    

    




2017-01-04

In [87]:

    

print(datetime.date.today())


    

    




2017-01-04

In [88]:

    

def deco1(func):
    def new_func():
        print("Today ",datetime.date.today())
        func()
    return new_func


    

In [89]:

    

print_hi1 = deco1(print_hi)


    

In [90]:

    

print_hi1()


    

    




Today  2017-01-04
hello python

In [91]:

    

def myDeco(func):
    total = 0
    def new_func():
        nonlocal total
        total+=1
        print(total,"번 호출")
        func()
    return new_func


    

In [92]:

    

def print_hi():
    print("Hello python")


    

In [93]:

    

func1 = myDeco(print_hi)
func2 = myDeco(print_hi)


    

In [94]:

    

func1()


    

    




1 번 호출
Hello python

In [95]:

    

func1()


    

    




2 번 호출
Hello python

In [96]:

    

func2()


    

    




1 번 호출
Hello python

In [97]:

    

@myDeco
def print_h():
    print("hhh")


    

In [98]:

    

print_h()


    

    




1 번 호출
hhh

In [102]:

    

def 장식자(func):
    def temp():
        print("장식자 입니다.")
        func()
    return temp


    

In [103]:

    

@장식자
def print_hohoho():
    print("hohoho~~~")


    

In [104]:

    

print_hohoho()


    

    




장식자 입니다.
hohoho~~~

In [119]:

    

def func_param_test(func):
    func(name)


    

In [120]:

    

def fun(num):
    print("test", num)


    

In [121]:

    

func_param_test(fun(2))


    

    




test 2






    




---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
<ipython-input-121-50419032128b> in <module>()
----> 1 func_param_test(fun(2))

<ipython-input-119-5897c2cc7e20> in func_param_test(func)
      1 def func_param_test(func):
----> 2     func(name)
      3 

NameError: name 'name' is not defined

In [ ]: