matplotlib: plotting with Python

data-science data-visualization gtk matplotlib plotting python qt tk wx
29 Open Issues Need Help Last updated: Jul 2, 2026

Open Issues Need Help

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Documentation Good first issue

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
New feature topic: rcparams Good first issue keep

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
New feature topic: rcparams Difficulty: Medium Good first issue topic: ticks axis labels

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
backend: agg Difficulty: Hard Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Difficulty: Medium Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
[ENH]: subfigure_mosaic about 1 month ago
New feature Difficulty: Medium Good first issue

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Difficulty: Medium Good first issue

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
topic: text Difficulty: Medium Good first issue keep

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Difficulty: Medium Good first issue

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Difficulty: Medium Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Difficulty: Medium Good first issue topic: pcolor/pcolormesh keep

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
New feature Good first issue topic: ticks axis labels keep

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
status: confirmed bug topic: color/alpha Difficulty: Medium Good first issue topic: images

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx

AI Summary: This GitHub issue proposes replacing `np.column_stack()` with `np.vstack().T` within the Matplotlib codebase to improve performance. Benchmarks demonstrate that `np.vstack().T` is significantly faster due to more efficient, contiguous memory operations compared to `np.column_stack()`'s interleaving. The change is considered a straightforward 'find-and-replace' task, making it an easy first issue.

Complexity: 1/5
Difficulty: Easy Good first issue Performance

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
API: consistency topic: rcparams Good first issue keep

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
OS: Microsoft Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
topic: sphinx extension Difficulty: Hard Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Documentation Difficulty: Medium Good first issue Documentation: build

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
New feature topic: text backend: ps Difficulty: Medium Good first issue keep

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Difficulty: Medium Good first issue keep

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Documentation Good first issue keep

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Documentation topic: animation Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Documentation topic: testing Good first issue Documentation: build

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
backend: pdf Difficulty: Medium Good first issue Performance keep

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
API: consistency Difficulty: Medium Good first issue

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Documentation Good first issue topic: color/colorbar

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
Good first issue topic: color/colorbar Maintenance topic: collections and mappables

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx
OS: Apple GUI: wx Difficulty: Medium Good first issue topic: dpi and resolution

matplotlib: plotting with Python

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#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx

AI Summary: The task is to fix a type annotation error in the Matplotlib library. Specifically, the `Axes.get_legend()` method's type hint needs to be updated to include `None` as a possible return value to accurately reflect that the method can return `None` if no legend exists. This will prevent type checkers from issuing unnecessary warnings.

Complexity: 2/5
Good first issue topic: typing

matplotlib: plotting with Python

Python
#data-science#data-visualization#gtk#matplotlib#plotting#python#qt#tk#wx