[New-bugs-announce] [issue41471] After installing python 3.x on Mac pip doesn't work at all
Jens Petersen
report at bugs.python.org
Tue Aug 4 06:34:27 EDT 2020
New submission from Jens Petersen <peteje66 at gmail.com>:
Using pip fails with the same error messages independent of version an user. Also su or sudo -H doesn't change anything:
How to Reproduce
install python 3.x on your Mac and try pip
After a quite long search I found that it is a problem with the proxy config. You need to remove all settings in network settings/proxy even those defining which domains shouldn't use a proxy. Proxy settings work fine with everything except python.
xcode-select install
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
brew install pyenv
pyenv install 3.7.3
pip list --outdated or pip install something
Exception
xxx-MBP:~ xxx$ pip list --outdated
Exception:
Traceback (most recent call last):
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 179, in main
status = self.run(options, args)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/commands/list.py", line 144, in run
packages = self.get_outdated(packages, options)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/commands/list.py", line 152, in get_outdated
dist for dist in self.iter_packages_latest_infos(packages, options)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/commands/list.py", line 152, in <listcomp>
dist for dist in self.iter_packages_latest_infos(packages, options)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/commands/list.py", line 179, in iter_packages_latest_infos
all_candidates = finder.find_all_candidates(dist.key)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/index.py", line 610, in find_all_candidates
for page in self._get_pages(url_locations, project_name):
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/index.py", line 743, in _get_pages
page = _get_html_page(location, session=self.session)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/index.py", line 229, in _get_html_page
resp = _get_html_response(url, session=session)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/index.py", line 177, in _get_html_response
"Cache-Control": "max-age=0",
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_vendor/requests/sessions.py", line 546, in get
return self.request('GET', url, **kwargs)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_internal/download.py", line 403, in request
return super(PipSession, self).request(method, url, *args, **kwargs)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_vendor/requests/sessions.py", line 524, in request
prep.url, proxies, stream, verify, cert
File "/Users/xxxx.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_vendor/requests/sessions.py", line 700, in merge_environment_settings
env_proxies = get_environ_proxies(url, no_proxy=no_proxy)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_vendor/requests/utils.py", line 761, in get_environ_proxies
if should_bypass_proxies(url, no_proxy=no_proxy):
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/site-packages/pip/_vendor/requests/utils.py", line 745, in should_bypass_proxies
bypass = proxy_bypass(parsed.hostname)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/urllib/request.py", line 2610, in proxy_bypass
return proxy_bypass_macosx_sysconf(host)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/urllib/request.py", line 2587, in proxy_bypass_macosx_sysconf
return _proxy_bypass_macosx_sysconf(host, proxy_settings)
File "/Users/xxx/.pyenv/versions/3.7.3/lib/python3.7/urllib/request.py", line 2573, in _proxy_bypass_macosx_sysconf
if (hostIP >> mask) == (base >> mask):
ValueError: negative shift count
----------
components: macOS
messages: 374800
nosy: ned.deily, peteje66, ronaldoussoren
priority: normal
pull_requests: 20872
severity: normal
status: open
title: After installing python 3.x on Mac pip doesn't work at all
type: crash
versions: Python 3.8
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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41471>
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