UUID4碰撞测试

import uuid

lst = []

index = -1
count = 100000

for i in range(count):
    id = uuid.uuid4()
    if id not in lst:
        lst.append(id)
        print(f"{i}:{id}")
    else:
        print(f"第{i}次生成UUID时发生重复")
        index = i
        break
if index == -1:
    print(f"{count}次测试完成，没有发生重复")