import time
from concurrent.futures import ThreadPoolExecutor # 导入线程池模块
thread_pool = ThreadPoolExecutor(5) # 设置线程池大小
def main(num):
return f"这是第 {num}"
def start():
for num in range(1000000):
thread_object = thread_pool.submit(main, num) # 参数为要执行的函数和所传参数
thread_object.add_done_callback(parse) # 把线程结果传递给parse函数
def parse(obj):
print(obj.result()) # 通过result方法获取值
if __name__ == '__main__':
now = time.time()
start()
print(f"总共耗时: {time.time() - now}")