from collections import deque
from itertools import permutations
from itertools import combinations
from itertools import permutations
data = ['A', 'B', 'C']
result = list(permutations(data, 2))
print(result)
# 출력: [('A', 'B'), ('A', 'C'), ('B', 'A'), ('B', 'C'), ('C', 'A'), ('C', 'B')]