Python - 리스트 크기(size) 구하기

len(s)

Return the length (the number of items) of an object. The argument may be a sequence (such as a string, bytes, tuple, list, or range) or a collection (such as a dictionary, set, or frozen set).

my_list = []
print(len(my_list))

my_list = [10, 22, 19]
print(len(my_list))

3
0

my_tuple = (10, 22, 19, 23)
print(len(my_tuple))

my_dict = {1: 'a', 2: 'b'}
print(len(my_dict))

my_range = range(1, 10)
print(len(my_range))

4
2
9

str = 'Python'
print(len(str))

byte = b'Python'
print(len(byte))

6
6