python / python/cpython

is_HDN is returns false positive and false negative value for two test cases respectively

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stdlib type-bug
Dominant language
Python
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Description

BPO 35573
Nosy @stevendaprano

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 2018-12-24.03:53:06.816>
labels = ['type-bug', 'library']
title = 'is_HDN is returns false positive and false negative value for two test cases respectively'
updated_at = <Date 2018-12-24.06:06:33.849>
user = 'https://bugs.python.org/DivyaRani'

bugs.python.org fields:

activity = <Date 2018-12-24.06:06:33.849>
actor = 'Divya Rani'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2018-12-24.03:53:06.816>
creator = 'Divya Rani'
dependencies = []
files = []
hgrepos = []
issue_num = 35573
keywords = []
message_count = 5.0
messages = ['332404', '332406', '332409', '332413', '332415']
nosy_count = 2.0
nosy_names = ['steven.daprano', 'Divya Rani']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue35573'
versions = ['Python 3.6']

Contributor guide

Open the contributing guide

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 by locating the is_HDN implementation and the two test cases described in issue 35573 on bugs.python.org. Reproduce both results against the relevant Python 3.6 library code, then determine the expected behavior from the issue discussion; done means both cases return their intended values.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
backend
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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