'+++++SW 일일 공부+++++/SW Expert Aademy'에 해당되는 글 40건

###수칙연산

### divmod

val1, val2 = 9, 5
result_tuple = divmod(val1, val2)

print("divmod({0}, {1}) => 몫 : {2}, 나머지: {3}". format(val1, val2, *result_tuple))

// divmod(9,5) => 목 : 1, 나머지: 4

### any

val = [False, "", None]
print("any({0}) => {1}".format(val, any(val)))

//any([False, "", None]) => False

###enumerate

data_list = [10, 20, 30, 40, 50]

for idex, val  in enumerate(data_list):
	print("data_list[{0}]: {1}".format(idx, val))
    
print("-"*25)

for obj in enumerate(data_list):
	print("{0}: {1}, {2}".format(type(obj), obj[0], obj[1]))
    
print("-"*25)

for obj in enumerate(data_list):
	print("{0}: {1}, {2}".format(type(obj), *obj),
    
 // <class 'tuple'>: 0, 10
 // <class 'tuple'>: 1, 20
 // <class 'tuple'>: 2, 30
 // <class 'tuple'>: 3, 40
 // <class 'tuple'>: 4, 50
 

###filter

def iseven(num):
	return num %2 == 0 

numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

ret_val = filter(iseven, numbers)
# re_val = filter(lambda n: n % 2 == 0, numbers)
print("{0}".format(type(ret_val)))
print("{0}".format(list(ret_val)))

//<class 'filter'>
//[2, 4, 6, 8, 10]

### 변환함수

data_str = "Hello"

data_list = list(data_str)
print("list('{0}') => {1} {2}".format(data_str, type(data_list), data_list))

data_tulpe = tuple(data_list)
print("tuplre({0}) => {1} {2}".format(data_list, type(data_tuple), data_tuple))

data_tuple = tuple(data_tuple)
print("set({0}) => {1} {2}".format(data_tuple, type(data_set), data_set))

data_set = dist(enumerate(data_set))
print("dict({0}) => {1} {2}".format(data_set, type(data_dict), data_dict))


//list('hello') => <class 'list'> 'H', 'e', 'l', 'l', 'o']
//tuple(['H', 'e', 'l', 'l', 'o']) => <class 'tuple'> ('H', 'e', 'l', 'l', 'o')
//set(('H', 'e', 'l', 'l', 'o')) => <class 'set'> {'e', 'l', 'o', 'H'}
//dict({'e', 'l', ''o', 'H'}) => <class 'dict'> {0: 'e', 1: 'l', 2: 'o', 3: 'H'}

###map()

data_list = list("abcdef")

result = list(map(lambda x: x.upper(), data_list))

print("list(map(lambda x: x.upper(), {0})) => {1} {2}".format(data_list, type(result), result))


//list(map(lambda x: x.upper(), ['a', 'b', 'c', 'd', 'e', 'f']))
=> <class 'list'> ['A', 'B', 'C', 'D', 'E', 'F']

###serted()

data_list = [3, 8, 12, 2, 5, 11]

asc_result = sorted(data_list)

print("{0} {1}".format(type(data_list), data_list))
print("{0} {1}" .format(type(asc_result), asc_result))

print("-" * 35)

desc_result = list(reversed(asc_result))
print("{0} {1}".format(type(data_list, data_list))
print("{0} {1}".format(type(asc_result), asc_result))  //오름차순
print("{0} {1}".format(type(desc_result), desc_result)) // 내림차순

##zip()

data_list1 = [1, 2, 3]
data_list2 = [4, 5, 6]
data_list3 = ["a", "b", "c"]

print("list(zip({0}, {1}, {2})) => {3}".format(data_list1, data_list2, data_list3, list(zip(data_list1, data_list2, data_list3))))

// list(zip([1,2,3], [4,5,6], ['a', 'b', 'c'])) => [(1, 4, 'a'), (2, 5, 'b'), (3,6, 'c')]


// dict(zip(data_list3, data_list1))

# 순서유지 LIST 중복 제거
def OrderedSet(list):
    my_set = set()
    res = []
    for e in list:
        if e not in my_set:
            res.append(e)
            my_set.add(e)

    return res

os=OrderedSet([10,5,3,10,2,4,9,5,53,23,2,3,4,10,24,35,23])
print(os)
# 출력 결과 : [10, 5, 3, 2, 4, 9, 53, 23, 24, 35]

RSP = ["가위", "바위", "보"]
Man1 = ["Man1",RSP.index(input())]
Man2 = ["Man2",RSP.index(input())]
if Man1[1] == Man2[1] :
	print("Result : Draw")
elif Man1[1]+2 == Man2[1] or Man1[1]-1 == Man2[1] :
	print("Result : %s Win!"% Man1[0])
else :
	print("Result : %s Win!"% Man2[0])

가위바위보 코드

###단축키

### def

def clac_sum(x, y):
	return x + y 

a, b = 2, 3 
c = calc_sum(a, b)
d = calc_sum(a, c)

print("{0}".format(c))
print("{0}".format(d))

### def 함수이름(변수이름, *변수이름):

def calc_sum(precision, *params):
	if precision == 0:
    	total = 0
    elif 0 < precision < 1:
    	total = 0.0
    
    for val in parrams:
    	total += val
    return total
    
re_val = calc_sum(0, 1, 2)
print("calc_sum(0, 1, 2) 함수가 반환한 값: {0}".format(ret_val))

### def 함수이름(변수이름, *변수이름):

def calc_sum(precision1, precision2, *params):
	if precision1 == 0:
    	total1 = 0
    elif 0 < precision1 < 1:
    	total1 = 0.0
    
    if precision2 == 0:
    	total2 = 0
    elif 0 < precision2 < 1:
    	total2 = 0.0
        
        
    for val in params:
    	total1 += val
        total2 += val
    return total1, total2
    
re_val = calc_sum(0, 0.1, 1, 2)

print("calc_sum(0, 0.1, 1, 2) 함수가 반환한 값: {0}".format(*ret_val))
print("calc_sum(0, 0.1, 1, 2) 함수가 반환한 값: {0}".format(ret_val[0], ret_val[1]))

### def 함수이름(**변수이름):

def use_keyword_arg_unpacking(**params):
	for k in params.keys():
    	print("{0}: {1}".format(k, params[k]))
        
print("use_keyword_arg_unpacking()의 호출")
use_keyword_arg_unpacking(a=1, b=2, c=3)

결과값 

a: 1

b: 2

c: 3

뭔가 약속 어긴거 같은데.????

### def 함수이름(x, y, operator="+"):

def calc(x, y, operator="+"):
	if operator == "+":
    	return x + y
    else:
        return x - y
        
ret_val = calc(10, 5)

### print("calc(minus,10, 5)의 결과 값 : {0}".format(ret_val))

def calc(operator_fn, x, y):
	return operator_fn(x, y)
    
def plus(op1, op2):
	return op1 + op2
    
def minus(op1, op2):
	return op1 - op2
    
ret_val = calc(plus, 10, 5)
print("calc(plus, 10, 5)의 결과 값: {0}".fomat(ret_val))

ret_val = calc(minus, 10, 5)
print("calc(minus, 10, 5)의 결과 갑: {0}".format(ret_val))

### calc(lambda a, b: a + b, 10, 5)

def calc(operator_fn, x, y):
	return operator_fn(x, y)
    
ret_val = calc(lambda a, b: a + b, 10, 5)
print("calc(plus, 10, 5)의 결과 값: {0}".fomat(ret_val))

### 클로저

def outer_func():
	id = 0
    
    def inner_func():
    	nonlocal id
        id += 1
        return id
    
    return inner_func

make_id = outer_func()
print("make_id() 호출의 결과: {0}".format(make_id()))
print("make_id() 호출의 결과: {0}".format(make_id()))
print("make_id() 호출의 결과: {0}".format(make_id()))

###while

### while len 

scores = [100, 95, 88, 98]
toatal =0
cnt = len(scores)
i =0

while i < cnt:
	total += scores[i]
    i += 1 
    
print("총점: {0]}".format(total))

### break

answer = ""

while True:
	answer = input()
    if answer == "q":
    	break
    print("'{0}'를 입력하셨습니다.".format(answer))
    
#'q'를 입하셨습니다.