python / python/cpython

urllib.request.urlopen fails when userinfo is present in URL

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stdlib type-bug
Dominant language
Python
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Description

BPO 34628
Nosy @orsenthil, @Windsooon, @tirkarthi, @YtvwlD

Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2018-09-11.16:33:16.124>
labels = ['type-bug', 'library', '3.9', '3.10', '3.11']
title = 'urllib.request.urlopen fails when userinfo is present in URL'
updated_at = <Date 2021-12-10.16:43:46.799>
user = 'https://github.com/YtvwlD'

bugs.python.org fields:

activity = <Date 2021-12-10.16:43:46.799>
actor = 'iritkatriel'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2018-09-11.16:33:16.124>
creator = 'ytvwld'
dependencies = []
files = []
hgrepos = []
issue_num = 34628
keywords = []
message_count = 9.0
messages = ['325022', '325130', '325131', '327152', '329549', '329586', '329623', '333434', '334413']
nosy_count = 4.0
nosy_names = ['orsenthil', 'Windson Yang', 'xtreak', 'ytvwld']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue34628'
versions = ['Python 3.9', 'Python 3.10', 'Python 3.11']

Linked PRs
  • gh-140919

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the urllib.request.urlopen entry point in the Library (Lib) component and review linked PR gh-140919. Reproduce the failure with a URL containing userinfo, then verify that urlopen handles that URL successfully without regressing existing behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
networking
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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