pip install xxxx报错（一大堆红色exception）【解决】
安装个distribute或nose或lpthw.web或virtualenv
都可能出现下面问题
root@kali:~# pip install distribute
Collecting distribute
Exception:
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/pip/basecommand.py", line 215, 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 750, in build
self.requirement_set.prepare_files(self.finder)
File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 370, in prepare_files
ignore_dependencies=self.ignore_dependencies))
File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 522, in _prepare_file
finder, self.upgrade, require_hashes)
File "/usr/lib/python2.7/dist-packages/pip/req/req_install.py", line 268, in populate_link
self.link = finder.find_requirement(self, upgrade)
File "/usr/lib/python2.7/dist-packages/pip/index.py", line 442, in find_requirement
all_candidates = self.find_all_candidates(req.name)
File "/usr/lib/python2.7/dist-packages/pip/index.py", line 400, in find_all_candidates
for page in self._get_pages(url_locations, project_name):
File "/usr/lib/python2.7/dist-packages/pip/index.py", line 545, in _get_pages
page = self._get_page(location)
File "/usr/lib/python2.7/dist-packages/pip/index.py", line 648, in _get_page
return HTMLPage.get_page(link, session=self.session)
File "/usr/lib/python2.7/dist-packages/pip/index.py", line 757, in get_page
"Cache-Control": "max-age=600",
File "/usr/share/python-wheels/requests-2.10.0-py2.py3-none-any.whl/requests/sessions.py", line 487, 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-2.10.0-py2.py3-none-any.whl/requests/sessions.py", line 475, in request
resp = self.send(prep, **send_kwargs)
File "/usr/share/python-wheels/requests-2.10.0-py2.py3-none-any.whl/requests/sessions.py", line 585, 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-2.10.0-py2.py3-none-any.whl/requests/adapters.py", line 403, in send
timeout=timeout
File "/usr/share/python-wheels/urllib3-1.15.1-py2.py3-none-any.whl/urllib3/connectionpool.py", line 623, in urlopen
_stacktrace=sys.exc_info()[2])
File "/usr/share/python-wheels/urllib3-1.15.1-py2.py3-none-any.whl/urllib3/util/retry.py", line 236, in increment
total -= 1
TypeError: unsupported operand type(s) for -=: 'Retry' and 'int'
You are using pip version 8.1.2, however version 9.0.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
他让我们升级下pip，那就照着打
root@kali:~# pip install --upgrade pip
Collecting pip
Downloading pip-9.0.1-py2.py3-none-any.whl (1.3MB)
100% |████████████████████████████████| 1.3MB 361kB/s
Installing collected packages: pip
Found existing installation: pip 8.1.2
Not uninstalling pip at /usr/lib/python2.7/dist-packages, outside environment /usr
Successfully installed pip-8.1.2
You are using pip version 8.1.2, however version 9.0.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
没报错，但没装成功
解决方法：
root@kali:~# easy_install pip
Searching for pip
Best match: pip 9.0.1
Removing pip 8.1.2 from easy-install.pth file
Adding pip 9.0.1 to easy-install.pth file
Installing pip script to /usr/local/bin
Installing pip3.5 script to /usr/local/bin
Installing pip3 script to /usr/local/bin
Using /usr/local/lib/python2.7/dist-packages
Processing dependencies for pip
Finished processing dependencies for pip
root@kali:~# pip install --upgrade pip
Requirement already up-to-date: pip in /usr/local/lib/python2.7/dist-packages
root@kali:~# pip install distribute
Collecting distribute
Retrying (Retry(total=4, connect=None, read=None, redirect=None)) after connection broken by 'NewConnectionError(': Failed to establish a new connection: [Errno 101] \xe7\xbd\x91\xe7\xbb\x9c\xe4\xb8\x8d\xe5\x8f\xaf\xe8\xbe\xbe',)': /simple/distribute/
Downloading distribute-0.7.3.zip (145kB)
100% |████████████████████████████████| 153kB 538kB/s
Requirement already satisfied: setuptools>=0.7 in /usr/lib/python2.7/dist-packages (from distribute)
Building wheels for collected packages: distribute
Running setup.py bdist_wheel for distribute ... done
Stored in directory: /root/.cache/pip/wheels/ef/17/3f/3f837ef0521dcfb5da75a00488fef1ac1747d74edbddeb27e6
Successfully built distribute
Installing collected packages: distribute
Successfully installed distribute-0.7.3
