async def get_res(url,i):
async with aiohttp.ClientSession() as session:
async with session.get(url) as r:
# json_body = await r.json()
try:
resp_data = await r.text()
except UnicodeDecodeError:
print('error')
pass
# resp_data = await r.read()
print(f'{i} req done')
return r.headers
async def main2():
workers = [
asyncio.create_task(get_res('http://img.alicdn.com/imgextra/i4/35034182/O1CN01dxL9pi1glOv3l5YW1_!!35034182.jpg?p={}'.format(i), i))
for i in range(10)
]
all_body=await asyncio.gather(*workers)
if __name__ == '__main__':
#asyncio.run(main())
loop = asyncio.get_event_loop()
loop.run_until_complete(main2())
resp_data = await r.text()
这个代码会触发try except,这个时候10个请求是一个一个输出结果的.
改成resp_data = await r.read()
就会一起输出
是为什么呢