从两个向量中删除常见实体？

vector1 = [1, 2, 3, 4, 5]
vector2 = [3, 4, 5, 6, 7]

# 将两个向量转换为集合
set1 = set(vector1)
set2 = set(vector2)

# 使用集合的差集操作来删除常见实体
result_set = set1.difference(set2)

# 将结果集合转换回向量
result_vector = list(result_set)

print(result_vector)

[1, 2]