matplotlib/pytest-mpl

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A pytest plugin to facilitate image comparison for Matplotlib figures

Stars: 272
Forks: 53
Open beginner issues: 0
Indexed issues: 34

Dominant language: Python
License: No license data
Last GitHub push: Aug 20, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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34 issues indexed so far

feature request: python version dependent reference images Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

matplotlib/pytest-mpl#264 · 2 comments · 1 reaction · Opened Jun 12, 2026
Test failures with Matplotlib 3.11.0rc1 Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

matplotlib/pytest-mpl#263 · 3 comments · Opened Apr 30, 2026
Old docs on matplotlib.org Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

matplotlib/pytest-mpl#262 · 6 comments · Opened Apr 10, 2026
Support a single-file html figure test report Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

matplotlib/pytest-mpl#261 · 1 comment · Opened Mar 17, 2026
No hash library appears to be generated with --mpl-generate-summary and xdist Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

matplotlib/pytest-mpl#257 · 2 comments · Opened Jan 26, 2026
FEATURE: generate which doesn't overwrite existing Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 42/100

matplotlib/pytest-mpl#238 · 2 comments · Opened Mar 7, 2025
Allow HTML summary to only show failed tests. Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

matplotlib/pytest-mpl#237 · 1 comment · 1 reaction · Opened Feb 26, 2025
Upgrade to new-style hook wrappers Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

matplotlib/pytest-mpl#216 · 3 comments · Opened Dec 17, 2023
Adopt pooch Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#205 · 1 comment · Opened Oct 23, 2023
Stretch for diff image Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

matplotlib/pytest-mpl#202 · Opened Jul 6, 2023
Generalize pytest-mpl to support non-Matplotlib visual output Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#201 · 6 comments · 1 reaction · Opened Jun 22, 2023
Roadmap for `v1.0.0` Open

question

Difficulty 5/5 Over a week Newbie friendliness 20/100

matplotlib/pytest-mpl#198 · 2 comments · 1 reaction · Opened Apr 3, 2023
boilerplate for standardize freetype in github actions? Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

matplotlib/pytest-mpl#178 · 2 comments · 1 reaction · Opened Aug 11, 2022
Use pytest's pytester plugin in the tests Open

infrastructure

Difficulty 3/5 1-2 days Newbie friendliness 45/100

matplotlib/pytest-mpl#173 · Opened Jun 29, 2022
Improving hash library workflow Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#158 · 2 comments · Opened May 20, 2022
decorator hash_library kwarg option precedence Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

matplotlib/pytest-mpl#154 · 9 comments · Opened May 19, 2022
result_image redundancy Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

matplotlib/pytest-mpl#153 · 3 comments · Opened May 19, 2022
default savefig format Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

matplotlib/pytest-mpl#152 · 3 comments · Opened May 19, 2022
How to deal with multiple valid test results Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#149 · 12 comments · Opened May 18, 2022
Perceptual Image Hash Open

enhancement help wanted

Difficulty 5/5 Over a week Newbie friendliness 35/100

matplotlib/pytest-mpl#146 · 12 comments · 15 reactions · Opened Apr 29, 2022
Saving multiple figures in one test Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

matplotlib/pytest-mpl#133 · 7 comments · Opened Feb 6, 2022
Parametrized test tolerances Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

matplotlib/pytest-mpl#124 · 1 comment · Opened Oct 9, 2021
Generate result filenames that are easier to bulk update Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

matplotlib/pytest-mpl#123 · 1 reaction · Opened Aug 25, 2021
Paramater `remove_text` in `mpl_image_compare` decorator does not remove axis labels Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

matplotlib/pytest-mpl#120 · Opened May 16, 2021
Support check_figures_equal style comparison without any baseline_image Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#94 · 1 reaction · Opened Sep 3, 2020
Support yield to save a figure multiple times Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

matplotlib/pytest-mpl#86 · 1 comment · 1 reaction · Opened Oct 28, 2019
Support hierarchical tests Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

matplotlib/pytest-mpl#85 · 2 comments · 1 reaction · Opened Sep 28, 2019
Colormap not preserved in scatter plot when generating baseline plot. Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

matplotlib/pytest-mpl#84 · 5 comments · Opened May 15, 2019
Provide an option to return base64-encoded images in CI log Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

matplotlib/pytest-mpl#82 · Opened Nov 25, 2018
Large diffs from font rendering Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#81 · 2 comments · Opened Nov 25, 2018
Animation comparison Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

matplotlib/pytest-mpl#74 · 1 reaction · Opened Aug 23, 2018
remove_text=True doesn't remove axis labels Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

matplotlib/pytest-mpl#68 · Opened Mar 13, 2018
Make options more consistent Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

matplotlib/pytest-mpl#61 · 7 comments · Opened Oct 11, 2017
Margins removed in baseline Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

matplotlib/pytest-mpl#49 · 4 comments · Opened Apr 18, 2017

matplotlib/pytest-mpl

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