# Copyright (c) 2023 Baidu, Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import Any, AsyncIterator, Iterator, Tuple
import aiohttp
import requests
from qianfan import get_config
from qianfan.resources.typing import QfRequest
[docs]class HTTPClient(object):
"""
object used to make http request
"""
def __init__(self, ssl: bool = True, **kwargs: Any) -> None:
"""
init sync and async request session
Args:
ssl (bool):
whether to use ssl verification in connection,
default to True
**kwargs (Any):
arbitrary arguments
"""
cfg = get_config()
if not ssl or not cfg.SSL_VERIFICATION_ENABLED:
self.ssl = False
else:
self.ssl = True
self._session = requests.session()
[docs] def request(self, req: QfRequest) -> requests.Response:
"""
sync request
"""
resp = self._session.request(
**req.requests_args(),
timeout=req.retry_config.timeout,
verify=self.ssl,
)
return resp
[docs] def request_stream(
self, req: QfRequest
) -> Iterator[Tuple[bytes, requests.Response]]:
"""
sync stream request
"""
resp = self._session.request(
**req.requests_args(),
stream=True,
timeout=req.retry_config.timeout,
verify=self.ssl,
)
for line in resp.iter_lines():
yield line, resp
[docs] async def arequest(
self, req: QfRequest
) -> Tuple[aiohttp.ClientResponse, aiohttp.ClientSession]:
"""
async request
"""
session = aiohttp.ClientSession()
timeout = aiohttp.ClientTimeout(total=req.retry_config.timeout)
response = await session.request(
**req.requests_args(), timeout=timeout, ssl=self.ssl
)
return response, session
[docs] async def arequest_stream(
self, req: QfRequest
) -> AsyncIterator[Tuple[bytes, aiohttp.ClientResponse]]:
"""
async stream request
"""
async with aiohttp.ClientSession() as session:
timeout = aiohttp.ClientTimeout(total=req.retry_config.timeout)
async with session.request(
**req.requests_args(), timeout=timeout, ssl=self.ssl
) as resp:
async for line in resp.content:
yield line, resp