pip升级不成功问题

pip升级不成功问题

C:\Users\Administrator>python -m pip install --upgrade pip
Collecting pip
Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None))
after connection broken by ‘ProtocolError(‘Connection aborted.’, OSError(0, ‘Er
ror’))’: /packages/54/0c/d01aa759fdc501a58f431eb594a17495f15b88da142ce14b5845662
c13f3/pip-20.0.2-py2.py3-none-any.whl
Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None))
after connection broken by ‘ReadTimeoutError(“HTTPSConnectionPool(host=‘files.p
ythonhosted.org’, port=443): Read timed out. (read timeout=15)”)’: /packages/54/
0c/d01aa759fdc501a58f431eb594a17495f15b88da142ce14b5845662c13f3/pip-20.0.2-py2.p
y3-none-any.whl
Downloading https://files.pythonhosted.org/packages/54/0c/d01aa759fdc501a58f43
1eb594a17495f15b88da142ce14b5845662c13f3/pip-20.0.2-py2.py3-none-any.whl (1.4MB)

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:01:46Exception:
Traceback (most recent call last):
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_vendor\urllib3\response.
py”, line 302, in _error_catcher
yield
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_vendor\urllib3\response.
py”, line 384, in read
data = self._fp.read(amt)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_vendor\cachecontrol\file
wrapper.py”, line 60, in read
data = self.__fp.read(amt)
File “C:\ProgramData\Anaconda3\lib\http\client.py”, line 447, in read
n = self.readinto(b)
File “C:\ProgramData\Anaconda3\lib\http\client.py”, line 491, in readinto
n = self.fp.readinto(b)
File “C:\ProgramData\Anaconda3\lib\socket.py”, line 589, in readinto
return self._sock.recv_into(b)
File “C:\ProgramData\Anaconda3\lib\ssl.py”, line 1049, in recv_into
return self.read(nbytes, buffer)
File “C:\ProgramData\Anaconda3\lib\ssl.py”, line 908, in read
return 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 “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\basecommand.py”
, line 228, in main
status = self.run(options, args)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\commands\instal
l.py”, line 291, in run
resolver.resolve(requirement_set)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\resolve.py”, li
ne 103, in resolve
self._resolve_one(requirement_set, req)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\resolve.py”, li
ne 257, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\resolve.py”, li
ne 210, in _get_abstract_dist_for
self.require_hashes
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\operations\prep
are.py”, line 310, in prepare_linked_requirement
progress_bar=self.progress_bar
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\download.py”, l
ine 837, in unpack_url
progress_bar=progress_bar
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\download.py”, l
ine 674, in unpack_http_url
progress_bar)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\download.py”, l
ine 898, in _download_http_url
_download_url(resp, link, content_file, hashes, progress_bar)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\download.py”, l
ine 618, in _download_url
hashes.check_against_chunks(downloaded_chunks)
File "C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\utils\hashes.py
", line 48, in check_against_chunks
for chunk in chunks:
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\download.py”, l
ine 586, in written_chunks
for chunk in chunks:
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\utils\ui.py”, l
ine 159, in iter
for x in it:
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_internal\download.py”, l
ine 575, in resp_read
decode_content=False):
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_vendor\urllib3\response.
py”, line 436, in stream
data = self.read(amt=amt, decode_content=decode_content)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_vendor\urllib3\response.
py”, line 401, in read
raise IncompleteRead(self._fp_bytes_read, self.length_remaining)
File “C:\ProgramData\Anaconda3\lib\contextlib.py”, line 130, in exit
self.gen.throw(type, value, traceback)
File “C:\ProgramData\Anaconda3\lib\site-packages\pip_vendor\urllib3\response.
py”, line 307, 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.
You are using pip version 10.0.1, however version 20.0.2 is available.
You should consider upgrading via the ‘python -m pip install --upgrade pip’ comm
and.

解决方法：
是因为服务器连接超时，使用一下代码即可解决

python -m pip install --upgrade pip -i https://pypi.douban.com/simple