Collecting pip Exception: Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/pip/basecommand.py", line 209, in main status = self.run(options, args) File "/usr/lib/python2.7/dist-packages/pip/commands/install.py", line 328, in run wb.build(autobuilding=True) File "/usr/lib/python2.7/dist-packages/pip/wheel.py", line 748, in build self.requirement_set.prepare_files(self.finder) File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 360, in prepare_files ignore_dependencies=self.ignore_dependencies)) File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 577, in _prepare_file session=self.session, hashes=hashes) File "/usr/lib/python2.7/dist-packages/pip/download.py", line 810, in unpack_url hashes=hashes File "/usr/lib/python2.7/dist-packages/pip/download.py", line 649, in unpack_http_url hashes) File "/usr/lib/python2.7/dist-packages/pip/download.py", line 842, in _download_http_url stream=True, File "/usr/share/python-wheels/requests-2.9.1-py2.py3-none-any.whl/requests/sessions.py", line 480, in get return self.request('GET', url, **kwargs) File "/usr/lib/python2.7/dist-packages/pip/download.py", line 378, in request return super(PipSession, self).request(method, url, *args, **kwargs) File "/usr/share/python-wheels/requests-2.9.1-py2.py3-none-any.whl/requests/sessions.py", line 468, in request resp = self.send(prep, **send_kwargs) File "/usr/share/python-wheels/requests-2.9.1-py2.py3-none-any.whl/requests/sessions.py", line 576, in send r = adapter.send(request, **kwargs) File "/usr/share/python-wheels/CacheControl-0.11.5-py2.py3-none-any.whl/cachecontrol/adapter.py", line 46, in send resp = super(CacheControlAdapter, self).send(request, **kw) File "/usr/share/python-wheels/requests-2.9.1-py2.py3-none-any.whl/requests/adapters.py", line 376, in send timeout=timeout File "/usr/share/python-wheels/urllib3-1.13.1-py2.py3-none-any.whl/urllib3/connectionpool.py", line 610, in urlopen _stacktrace=sys.exc_info()[2]) File "/usr/share/python-wheels/urllib3-1.13.1-py2.py3-none-any.whl/urllib3/util/retry.py", line 228, in increment total -= 1 TypeError: unsupported operand type(s) for -=: 'Retry' and 'int' You are using pip version 8.1.1, however version 19.0.3 is available. You should consider upgrading via the 'pip install --upgrade pip' command.
解决办法：
apt-get remove python-pip python3-pip wget https://bootstrap.pypa.io/get-pip.py python get-pip.py python3 get-pip.py
