표준 라이브러리

datetime

 

datetime.date(yyyy, mm, dd)

import datetime

day1 = datetime.date(2023, 12, 14) #2025-05-27
day2 = datetime.date(2025, 5, 27) #2025-05-27

 

datetime.date.days

import datetime

day1 = datetime.date(2023, 12, 14) #2025-05-27
day2 = datetime.date(2025, 5, 27) #2025-05-27

diff = day2 - day1
print(diff) #530 days, 0:00:00
print(diff.days) #530

 

datetime.date.today()

import datetime

day = datetime.date.today()
print(day) #2025-05-27
print(day.year) #2025
print(day.month) #5
print(day.day) #27

 

 

 

 

 

 

random

 

random.random()

import random

print(random.random()) #0.9154075086086026
print(random.random()) #0.607678458049026
print(random.random()) #0.5052577433452065

 

random.randint(startNum, endNum)

import random

# 1과 45를 포함하여 1 ~ 45
print(random.randint(1, 45)) #18
print(random.randint(1, 45)) #39

 

 

 

 

 

 

math

 

math.pi

import math

print(math.pi) #3.141592653589793