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- import asyncio
- import time
- import httpx
- async def req(client, i):
- res = await client.get('https://www.example.com')
- print(f'第{i + 1}次请求，status_code = {res.status_code}')
- return res
- async def main():
- async with httpx.AsyncClient() as client:
- task_list = [] # 任务列表
- for i in range(300):
- res = req(client, i)
- task = asyncio.create_task(res) # 创建任务
- task_list.append(task)
- await asyncio.gather(*task_list) # 收集任务
- if __name__ == '__main__':
- start = time.time()
- asyncio.run(main())
- end = time.time()
- print(f'异步发送300次请求，耗时：{end - start}')
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