pip._vendor.urllib3.exceptions.ReadTimeoutError
在安装pip instal XX是出现如下错误:
$ pip install -r packages/requirements-cpu.txt
Collecting tensorflow>=1.11.0
Downloading https://files.pythonhosted.org/packages/b9/88/f6b026a424d66d185534cb356fecaa63c96540227c306b2d96b61385f8d1/tensorflow-2.0.0-cp35-cp35m-manylinux2010_x86_64.whl (86.3MB)
|▎ | 634kB 7.1kB/s eta 3:21:19ERROR: Exception:
Traceback (most recent call last):
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_vendor/urllib3/response.py", line 425, in _error_catcher
yield
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_vendor/urllib3/response.py", line 507, in read
data = self._fp.read(amt) if not fp_closed else b""
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_vendor/cachecontrol/filewrapper.py", line 62, in read
data = self.__fp.read(amt)
File "/usr/lib/python3.5/http/client.py", line 458, in read
n = self.readinto(b)
File "/usr/lib/python3.5/http/client.py", line 498, in readinto
n = self.fp.readinto(b)
File "/usr/lib/python3.5/socket.py", line 575, in readinto
return self._sock.recv_into(b)
File "/usr/lib/python3.5/ssl.py", line 929, in recv_into
return self.read(nbytes, buffer)
File "/usr/lib/python3.5/ssl.py", line 791, in read
return self._sslobj.read(len, buffer)
File "/usr/lib/python3.5/ssl.py", line 575, in read
v = self._sslobj.read(len, buffer)
socket.timeout: The read operation timed out
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/cli/base_command.py", line 153, in _main
status = self.run(options, args)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/commands/install.py", line 382, in run
resolver.resolve(requirement_set)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/legacy_resolve.py", line 201, in resolve
self._resolve_one(requirement_set, req)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/legacy_resolve.py", line 365, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/legacy_resolve.py", line 313, in _get_abstract_dist_for
req, self.session, self.finder, self.require_hashes
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/operations/prepare.py", line 194, in prepare_linked_requirement
progress_bar=self.progress_bar
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/download.py", line 465, in unpack_url
progress_bar=progress_bar
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/download.py", line 316, in unpack_http_url
progress_bar)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/download.py", line 551, in _download_http_url
_download_url(resp, link, content_file, hashes, progress_bar)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/download.py", line 253, in _download_url
hashes.check_against_chunks(downloaded_chunks)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/utils/hashes.py", line 80, in check_against_chunks
for chunk in chunks:
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/download.py", line 223, in written_chunks
for chunk in chunks:
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/utils/ui.py", line 160, in iter
for x in it:
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_internal/download.py", line 212, in resp_read
decode_content=False):
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_vendor/urllib3/response.py", line 564, in stream
data = self.read(amt=amt, decode_content=decode_content)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_vendor/urllib3/response.py", line 529, in read
raise IncompleteRead(self._fp_bytes_read, self.length_remaining)
File "/usr/lib/python3.5/contextlib.py", line 77, in __exit__
self.gen.throw(type, value, traceback)
File "/home/biny/software/rk1808/211_for_package/external/rknn-toolkit/venv/lib/python3.5/site-packages/pip/_vendor/urllib3/response.py", line 430, in _error_catcher
raise ReadTimeoutError(self._pool, None, "Read timed out.")
pip._vendor.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out.
原因分析:
在下载python库的时候，由于国内网络原因，python包的下载速度非常慢，查看pip 文档，只要在 pip的时候控制超时即可, 具体参数为 --default-timeout=100， 后面的时间可以自己指定。
解决:
pip install --default-timeout=1000 --no-cache-dir -r packages/requirements-cpu.txt