[issue41471] After installing python 3.x on Mac pip doesn't work at all

Change by Ronald Oussoren : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___ _

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Ronald Oussoren added the comment: New changeset aa7b03b31bf09b21a012b24e21977538e66b0172 by Miss Skeleton (bot) in branch '3.9': bpo-41471: Ignore invalid prefix lengths in system proxy settings on macOS (GH-22762) (GH-22773) https://github.com/python/cpython/commit/aa7b03b31bf09b21a012b24e

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Ronald Oussoren added the comment: New changeset e7c5a43984f82ef9634cb0b2b8c4750b2fd431a0 by Miss Skeleton (bot) in branch '3.8': bpo-41471: Ignore invalid prefix lengths in system proxy settings on macOS (GH-22762) (GH-22774) https://github.com/python/cpython/commit/e7c5a43984f82ef9634cb0b2

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Change by miss-islington : -- pull_requests: +21736 pull_request: https://github.com/python/cpython/pull/22774 ___ Python tracker ___ __

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Ronald Oussoren added the comment: New changeset 93a1ccabdede416425473329b8c718d507c55e29 by Ronald Oussoren in branch 'master': bpo-41471: Ignore invalid prefix lengths in system proxy settings on macOS (GH-22762) https://github.com/python/cpython/commit/93a1ccabdede416425473329b8c718d507c5

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Change by miss-islington : -- nosy: +miss-islington nosy_count: 3.0 -> 4.0 pull_requests: +21735 pull_request: https://github.com/python/cpython/pull/22773 ___ Python tracker _

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Ronald Oussoren added the comment: I've tested the same settings with Safari, and that browser ignores excludes with an invalid prefix length. I've created a PR that does the same for urllib.request. -- ___ Python tracker

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Change by Ronald Oussoren : -- keywords: +patch pull_requests: +21726 stage: needs patch -> patch review pull_request: https://github.com/python/cpython/pull/22762 ___ Python tracker _

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Ronald Oussoren added the comment: The error is due to invalid proxy settings on the system. I can reproduce the error by enabling a HTTP proxy in system settings, while adding "172.19.0.0/40" to the proxy exclude list in the HTTP proxy settings. -- stage: -> needs patch versions: +

[issue41471] After installing python 3.x on Mac pip doesn't work at all

Ronald Oussoren added the comment: I don't quite understand what the issue is. * What proxy settings do you have? * Is the problem reproducible without using pip? - By using the requests API to fetch a web page - By using the stdlib http.client API to do the same -- ___

[issue41471] After installing python 3.x on Mac pip doesn't work at all

New submission from Jens Petersen : 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.