python多线程和多进程使用

# 多线程
from concurrent.futures import ThreadPoolExecutor
# 多进程
from concurrent.futures import ProcessPoolExecutor
 
import time
 
def task(i):
    print(i)
    time.sleep(1)
 
pool = ThreadPoolExecutor(10)
for index in range(1000):
    pool.submit(task,index)
 
print('end')