An async/await-native I/O library for humans and snake people
安装
pip install trio
代码示例
# -*- coding: utf-8 -*-
import trio
import time
# 计时器
def timer(func):
def inner(*args):
start = time.time()
ret = func(*args)
end = time.time()
print("{} time: {}".format(func.__name__, end - start))
return ret
return inner
############## 同步执行 ######################
def sync_add(x, y):
time.sleep(2)
print("sync_add: {}".format(x + y))
def sync_multiply(x, y):
time.sleep(2)
print("sync_multiply: {}".format(x * y))
@timer
def sync_func():
sync_add(1, 1)
sync_multiply(1, 1)
sync_func()
############## 异步执行 ######################
async def async_add(x, y):
await trio.sleep(2)
print("async_add: {}".format(x + y))
async def async_multiply(x, y):
await trio.sleep(2)
print("async_multiply: {}".format(x * y))
async def async_func():
async with trio.open_nursery() as nursery:
nursery.start_soon(async_add, 1, 1)
nursery.start_soon(async_multiply, 1, 1)
@timer
def run_async():
trio.run(async_func)
run_async()
执行结果
sync_add: 2 sync_multiply: 1 sync_func time: 4.00608491897583 async_multiply: 1 async_add: 2 run_async time: 2.0082740783691406