zip

numbers=[1,2,3]
letters=['A','B','C']
for pair in zip(numbers,letters):
    print(pair)
# ======== 출력 ======== #
(1,'A')
(2,'B')
(3,'C')

for number, upper, lower in zip("12345", "ABCDE", "abcde"):
    print(number, upper, lower)

# ======== 출력 ======== #
1 A a
2 B b
3 C c
4 D d
5 E e

numbers = (1, 2, 3)
    letters = ("A", "B", "C")
    pairs = list(zip(numbers, letters))
print(pairs)
[(1, 'A'), (2, 'B'), (3, 'C')]

dictとともに使用

keys = [1, 2, 3]
values = ["A", "B", "C"]
dictionary=dict(zip(keys, values))

print(dictionary)

{1: 'A', 2: 'B', 3: 'C'}

注意事項：長さごとに異なる

numbers = ["1", "2", "3"]
letters = ["A"]
arr=list(zip(numbers, letters))
print(arr)
# ======== 출력 ======== #
[('1', 'A')]