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GitHub / matplotlib/matplotlib issues and pull requests

Labelled with: Good first issue

#30007 - Axes.pie([0, 0]) crashes with “cannot convert float NaN to integer” when all slice sizes are zero

Issue - State: closed - Opened by PouyaSA96 7 months ago - 4 comments
Labels: status: confirmed bug, Good first issue

#29474 - [ENH]: Show parameter names in error message for mismatched array sizes in bar()

Issue - State: closed - Opened by jansol 10 months ago - 11 comments
Labels: New feature, Good first issue

#29202 - [Bug]: `fontsize` in tables not working

Issue - State: closed - Opened by acgc99 12 months ago - 8 comments
Labels: Difficulty: Easy, Good first issue, topic: table

#29179 - [Bug]: Incorrect pcolormesh when shading='nearest' and only the mesh data C is provided.

Issue - State: closed - Opened by smith2936 about 1 year ago - 5 comments
Labels: status: confirmed bug, Good first issue

#29157 - FUTURE BUG: reconsider how we deep-copy path objects

Issue - State: open - Opened by tacaswell about 1 year ago
Labels: Difficulty: Hard, Good first issue

#29156 - [Bug]: Poly3DCollection initialization cannot properly handle parameter verts when it is a list of nested tuples and shade is False

Issue - State: closed - Opened by williamlus about 1 year ago - 6 comments
Labels: topic: mplot3d, Difficulty: Easy, Good first issue

#28772 - [Bug]: `axes.get_tick_params()` does not return `labelbottom` or `labeltop`

Issue - State: closed - Opened by GenieTim about 1 year ago - 5 comments
Labels: status: confirmed bug, status: duplicate, Good first issue, topic: ticks axis labels

#28716 - Size hint method in Qt backend should be named `minimumSizeHint`, not `minumumSizeHint`

Issue - State: closed - Opened by mikhas over 1 year ago - 7 comments
Labels: Good first issue

#28698 - [bug]: arrowstyle doc interpolation in FancyPatch.set_arrow()

Issue - State: closed - Opened by story645 over 1 year ago - 3 comments
Labels: Documentation, Good first issue

#28643 - [Bug]: modifer keys not correctly handeled with tk on windows

Issue - State: closed - Opened by alan-isaac over 1 year ago - 13 comments
Labels: Difficulty: Medium, Good first issue

#28570 - [MNT]: Try improving doc build speed by using PyStemmer

Issue - State: closed - Opened by timhoffm over 1 year ago - 14 comments
Labels: Difficulty: Easy, Good first issue, Maintenance

#28548 - [Doc]: matplotlib.pyplot.specgram parameters vmin and vmax are not documented

Issue - State: closed - Opened by johann-petrak over 1 year ago - 9 comments
Labels: Documentation, Good first issue

#28533 - [Doc]: Stackplot hatch functionality has version dependencies

Issue - State: closed - Opened by RHammond2 over 1 year ago - 3 comments
Labels: Documentation, Difficulty: Easy, Good first issue

#28417 - [Doc]: axhspan and axvspan now return Rectangles, not Polygons.

Issue - State: closed - Opened by komoto48g over 1 year ago - 8 comments
Labels: Documentation, Good first issue

#28386 - [Bug]: Minor issue - Drawing an axline sets slopes less than 1E-8 to 0

Issue - State: closed - Opened by willk-dragonfly over 1 year ago - 14 comments
Labels: Good first issue

#28221 - [Doc]: drawedges attribute described twice in matplotlib.colorbar documentation

Issue - State: closed - Opened by MoIMFD over 1 year ago - 6 comments
Labels: Documentation, Good first issue

#28180 - [Bug]: mathtext should distinguish between unary and binary minus

Issue - State: closed - Opened by anntzer over 1 year ago - 4 comments
Labels: Difficulty: Medium, Good first issue, topic: text/mathtext

#28165 - [Bug]: PolygonSelector should hide itself when zoom/pan is active

Issue - State: closed - Opened by anntzer over 1 year ago - 7 comments
Labels: topic: widgets/UI, Good first issue

#28105 - [Bug]: Setting norm by string doesn't work for hexbin

Issue - State: closed - Opened by anntzer over 1 year ago - 4 comments
Labels: Good first issue, topic: collections and mappables

#27954 - [ENH]: Iterables in grouped histogram labels

Issue - State: closed - Opened by cwindolf over 1 year ago - 13 comments
Labels: status: confirmed bug, Difficulty: Easy, Good first issue

#27831 - [Bug]: Nondeterminism in SVG clipPath element id attributes

Issue - State: closed - Opened by jayaddison over 1 year ago - 6 comments
Labels: status: confirmed bug, backend: svg, Difficulty: Medium, Good first issue

#27648 - [Doc]: `Axes.inset_axes` is still experimental

Issue - State: closed - Opened by rcomer almost 2 years ago - 9 comments
Labels: Documentation, Good first issue

#27621 - Doc: Add passing args to Animation guide

Issue - State: closed - Opened by story645 almost 2 years ago - 6 comments
Labels: topic: animation, Good first issue, Documentation: user guide

#27596 - [Bug]: Markers with numeric name like CARETLEFT cannot be specified using a cycler

Issue - State: closed - Opened by castilma almost 2 years ago - 5 comments
Labels: status: confirmed bug, Difficulty: Medium, Good first issue

#27383 - [Bug]: Error in Hexbin plot in Matplotlib 3.0 onward

Issue - State: closed - Opened by Zubair-Physicist almost 2 years ago - 6 comments
Labels: Good first issue, Documentation: examples

#27196 - [Doc]: List supported hatches and link to/embed hatch reference on hatches API page

Issue - State: closed - Opened by story645 about 2 years ago - 11 comments
Labels: Documentation, Good first issue, topic: hatch

#27194 - DOC: Point to step in stairs plot-type entry

Issue - State: open - Opened by story645 about 2 years ago - 4 comments
Labels: Good first issue, Documentation: plot types

#27188 - Small error in docstring of matplotlib.colors.from_levels_and_colors

Issue - State: closed - Opened by glthm about 2 years ago - 3 comments
Labels: Documentation, Good first issue, Documentation: API

#27146 - [ENH]: Multi hatching in `ax.stackplot()`

Issue - State: closed - Opened by pawjast about 2 years ago - 6 comments
Labels: New feature, Good first issue

#27007 - [Bug]: Colorbar format string kind guess could be made more robust

Issue - State: closed - Opened by anntzer about 2 years ago - 1 comment
Labels: Good first issue, API: argument checking, topic: ticks axis labels, topic: color/colorbar

#26865 - [MNT]: Remove 3.7-deprecated API

Issue - State: closed - Opened by QuLogic about 2 years ago - 12 comments
Labels: mentored: hackathon, Difficulty: Easy, Good first issue, Maintenance

#26862 - [Doc]: regularize doc formatting

Issue - State: closed - Opened by story645 about 2 years ago - 29 comments
Labels: Documentation, Good first issue

#26821 - [Bug]: `ValueError: The truth value...` when an ndarray is passed to the `color` kwarg of `axes3d.scatter`

Issue - State: closed - Opened by joshuacwnewton about 2 years ago - 3 comments
Labels: topic: mplot3d, Good first issue, status: has patch

#26604 - [Doc]: Inappropriate example in gallery

Issue - State: closed - Opened by jsdodge over 2 years ago - 7 comments
Labels: Documentation, Good first issue

#26560 - [Doc]: ncols parameter hard-coded

Issue - State: closed - Opened by fostermaier over 2 years ago - 3 comments
Labels: Documentation, Good first issue

#26486 - [Doc]: match 3D plot types listings titles to other titles

Issue - State: closed - Opened by story645 over 2 years ago - 5 comments
Labels: Good first issue, Documentation: plot types

#26477 - [ENH]: Add interpolation_stage selector for images in qt figureoptions

Issue - State: closed - Opened by anntzer over 2 years ago - 5 comments
Labels: New feature, GUI: Qt, Good first issue, topic: images

#26377 - [Bug]: Pie chart autopcr % symbol disappears with text.usetex="True"

Issue - State: closed - Opened by pavaninguva over 2 years ago - 12 comments
Labels: New feature, Difficulty: Medium, Good first issue, topic: text/usetex

#26369 - [Doc]: add link to plot types gallery to gallery

Issue - State: open - Opened by story645 over 2 years ago - 1 comment
Labels: Documentation, Good first issue

#26292 - [Bug]: macOS backend run by non-logged-in user crashes in Ventura

Issue - State: open - Opened by tjni over 2 years ago - 7 comments
Labels: GUI: MacOSX, Difficulty: Medium, Good first issue

#26244 - [Doc]: document how to get list of registered colormaps

Issue - State: closed - Opened by story645 over 2 years ago - 7 comments
Labels: Documentation, Good first issue, topic: color/color & colormaps

#26092 - [Bug]: alpha array-type not working with RGB image in imshow()

Issue - State: open - Opened by patquem over 2 years ago - 25 comments
Labels: status: confirmed bug, topic: color/alpha, Difficulty: Medium, Good first issue, topic: images

#26033 - removed wrapping from first-issue-bot

Pull Request - State: closed - Opened by story645 over 2 years ago
Labels: Good first issue, Maintenance

#25949 - [ENH]: subfigure_mosaic

Issue - State: open - Opened by anntzer over 2 years ago - 15 comments
Labels: New feature, Difficulty: Medium, Good first issue

#25871 - [Bug]: Colorbar cannot be added to another figure

Issue - State: closed - Opened by Wrzlprmft over 2 years ago - 20 comments
Labels: Difficulty: Medium, Good first issue

#25864 - [MNT]: add tests for nargs_error

Issue - State: closed - Opened by story645 over 2 years ago - 1 comment
Labels: Good first issue, Maintenance

#25860 - [Bug]: canvas pick events not working when Axes belongs to a subfigure

Issue - State: closed - Opened by ndeadly over 2 years ago - 11 comments
Labels: status: confirmed bug, Difficulty: Medium, Good first issue

#25836 - [Doc][Examples Gallery]: Side Navigation Section breaks on Animation examples.

Issue - State: open - Opened by codingtosh over 2 years ago - 4 comments
Labels: Documentation, Good first issue

#25796 - Sketch seed

Pull Request - State: closed - Opened by oscargus over 2 years ago - 4 comments
Labels: Difficulty: Medium, Good first issue, status: needs rebase, status: orphaned PR

#25724 - [MNT]: Switch docs/examples to use Noto Sans CJK instead of WenQuanYi Zen Hei as CJK font

Issue - State: closed - Opened by anntzer over 2 years ago - 4 comments
Labels: Difficulty: Easy, Good first issue, topic: text/fonts, Maintenance

#25671 - [Bug]: Mouse Scroll Event is not caputred if ALT key is pressed

Issue - State: open - Opened by ramsluk over 2 years ago - 5 comments
Labels: status: confirmed bug, GUI: Qt, Difficulty: Medium, Good first issue

#25596 - [MNT]: Consistency on Interface

Issue - State: closed - Opened by suuuehgi over 2 years ago - 4 comments
Labels: Difficulty: Medium, Good first issue, Maintenance

#24663 - [ENH]: Set color of legend shadow

Issue - State: closed - Opened by oscargus almost 3 years ago - 5 comments
Labels: New feature, Good first issue, topic: legend

#24618 - [ENH]: "Road sign" boxstyle/annotation

Issue - State: open - Opened by oscargus almost 3 years ago - 8 comments
Labels: New feature, Difficulty: Medium, Good first issue, topic: annotation

#24404 - [Bug]: Cannot use empty markers in scatter

Issue - State: open - Opened by Atcold about 3 years ago - 20 comments
Labels: API: consistency, Difficulty: Medium, Good first issue

#24155 - [Bug]: TypeError: int() argument must be a string, a bytes-like object or a number, not 'KeyboardModifier'

Issue - State: closed - Opened by srikanthravipati about 3 years ago - 6 comments
Labels: GUI: Qt, Difficulty: Medium, Good first issue

#24090 - [ENH]: Add default kwargs values if figure.suptitle(t, **kwargs) to rcParams and inherit from there.

Issue - State: open - Opened by frank-klein-schaarsberg-wb about 3 years ago - 15 comments
Labels: New feature, topic: rcparams, Difficulty: Medium, Good first issue, topic: ticks axis labels

#24050 - No error message in matplotlib.axes.Axes.legend() if there are more labels than handles

Issue - State: closed - Opened by haferburg about 3 years ago - 8 comments
Labels: Difficulty: Medium, Good first issue, API: argument checking, topic: legend

#23998 - Labels for PatchCollection do not show

Issue - State: open - Opened by Robotatron about 3 years ago - 12 comments
Labels: Good first issue, topic: legend, topic: collections and mappables

#23770 - [Bug]: crash due to backend issue in ipython session started explicitly with InteractiveShell

Issue - State: closed - Opened by zpincus about 3 years ago - 11 comments
Labels: Difficulty: Medium, Good first issue

#23595 - [Bug]: `CbarAxesBase.toggle_label` doesn't seem to work properly

Issue - State: closed - Opened by oscargus over 3 years ago - 10 comments
Labels: topic: mpl_toolkit, Difficulty: Medium, Good first issue

#23548 - Create fully pinned requirements file for bug-fix branches

Issue - State: open - Opened by tacaswell over 3 years ago - 4 comments
Labels: Difficulty: Medium, Good first issue

#23424 - [Bug]: Axes.indicate_inset[_zoom](linewidth=...) doesn't affect connectors

Issue - State: closed - Opened by QuLogic over 3 years ago - 14 comments
Labels: Good first issue

#23400 - Only upload failed images on failure

Issue - State: closed - Opened by tacaswell over 3 years ago - 10 comments
Labels: Good first issue

#22831 - [Doc]: Arguments of FFMpegFileWriter not clear.

Issue - State: open - Opened by baloe over 3 years ago - 9 comments
Labels: Documentation, topic: animation, Good first issue

#22803 - [Bug]: Large file size when using fill_between()

Issue - State: open - Opened by tgrohens over 3 years ago - 27 comments
Labels: Difficulty: Medium, Good first issue

#22376 - [ENH]: align_titles

Issue - State: closed - Opened by anntzer almost 4 years ago - 18 comments
Labels: New feature, Good first issue

#22197 - [Bug]: TwoSlopeNorm behaves like CenteredNorm

Issue - State: closed - Opened by MartenSkogh almost 4 years ago - 15 comments
Labels: Documentation, Good first issue, topic: color/colorbar

#22011 - [Bug]: subfigures messes up with fig.legend zorder

Issue - State: closed - Opened by cgadal almost 4 years ago - 10 comments
Labels: Difficulty: Medium, Good first issue, topic: figures and subfigures

#21108 - [Bug]: Hatch linewidths cannot be modified in an rcParam context

Issue - State: closed - Opened by mwaskom about 4 years ago - 24 comments
Labels: API: consistency, topic: rcparams, Difficulty: Easy, Good first issue, topic: hatch

#20909 - [Bug]: Animation error message

Issue - State: closed - Opened by Gallywix-L about 4 years ago - 7 comments
Labels: Documentation, Good first issue, Community support

#20779 - [ENH]: move .matplotlib folder from %USERPROFILE% on Windows

Issue - State: open - Opened by Erithax over 4 years ago - 13 comments
Labels: OS: Microsoft, Good first issue

#20355 - PowerNorm should have a scale...

Issue - State: open - Opened by jklymak over 4 years ago - 13 comments
Labels: Good first issue, topic: color/colorbar, Maintenance, topic: collections and mappables

#20243 - matplotlib eventplot not shows all the binary data for big number of events

Issue - State: open - Opened by lorenzgutierrez over 4 years ago - 8 comments
Labels: backend: agg, Difficulty: Hard, Good first issue

#19409 - Boxplot: Median line too long after changing linewidth

Issue - State: closed - Opened by Kadabash almost 5 years ago - 9 comments
Labels: Difficulty: Easy, Good first issue

#19078 - _update_patch_limits should not use CLOSEPOLY vertices for updating

Issue - State: closed - Opened by jsberg-bnl almost 5 years ago - 1 comment
Labels: status: confirmed bug, Good first issue

#18985 - Why does setting imshow(animated=True) still show an image?

Issue - State: open - Opened by thomasaarholt about 5 years ago - 8 comments
Labels: topic: animation, Good first issue, topic: images, status: has patch

#18931 - 3D collections do not proper handle `edgecolor='face'`

Issue - State: closed - Opened by tacaswell about 5 years ago - 4 comments
Labels: topic: mplot3d, Difficulty: Medium, Good first issue

#18652 - Cursor's Z coordinate display for NonUniformImage is inconsistent with image

Issue - State: closed - Opened by eldond about 5 years ago - 15 comments
Labels: Good first issue, keep

#18305 - Support simple axes shares in subplot_mosaic

Issue - State: open - Opened by anntzer over 5 years ago - 9 comments
Labels: New feature, Good first issue

#18050 - WXCairo backend not rendering nicely on retina

Issue - State: open - Opened by eliclement over 5 years ago - 10 comments
Labels: OS: Apple, GUI: wx, Difficulty: Medium, Good first issue

#17936 - documentation and behavior do not match for suppressing (PDF) metadata

Issue - State: closed - Opened by tacaswell over 5 years ago - 7 comments
Labels: backend: pdf, Difficulty: Easy, Good first issue

#17914 - `PathSimplifier` fails to ignore `CLOSEPOLY` vertices

Issue - State: closed - Opened by brunobeltran over 5 years ago - 3 comments
Labels: status: confirmed bug, topic: path handling, Difficulty: Medium, Good first issue

#17786 - Pyplot methods should link to their parents

Issue - State: closed - Opened by jklymak over 5 years ago - 13 comments
Labels: Documentation, Difficulty: Medium, Good first issue, keep

#17479 - Add thumbnails for tutorials/gallery where missing

Issue - State: open - Opened by story645 over 5 years ago - 37 comments
Labels: Documentation, Good first issue

#17402 - SymLog scale has too few ticks

Issue - State: open - Opened by psarka over 5 years ago - 7 comments
Labels: Difficulty: Medium, Good first issue

#15785 - xlim_changed not emitted on shared axis

Issue - State: closed - Opened by abg3259 almost 6 years ago - 14 comments
Labels: Good first issue, status: has patch, topic: axes

#13930 - setting spine default location displacement rcParams

Issue - State: closed - Opened by mfouesneau over 6 years ago - 2 comments
Labels: New feature, topic: rcparams, Difficulty: Medium, Good first issue, status: inactive, status: closed as inactive

#13919 - Impossible to configure minor/major grid line style independently in rcParams

Issue - State: closed - Opened by NGJROMO over 6 years ago - 16 comments
Labels: New feature, topic: rcparams, Difficulty: Medium, Good first issue, keep

#13487 - labelpad is not the spacing between the axis and the label

Issue - State: closed - Opened by baloe almost 7 years ago - 6 comments
Labels: Documentation, Good first issue

#13044 - Center of rotation for text with rotation_mode='anchor'

Issue - State: open - Opened by timhoffm almost 7 years ago - 11 comments
Labels: topic: text, Difficulty: Medium, Good first issue, keep

#12178 - Violin plot inconsistency between list and numpy

Issue - State: open - Opened by RaphP about 7 years ago - 6 comments
Labels: Documentation, Good first issue, inactive

#11797 - About linestyles: tuple not accepted in rc param file and other inconsistencies

Issue - State: open - Opened by ImportanceOfBeingErnest over 7 years ago - 6 comments
Labels: API: consistency, topic: rcparams, Good first issue, keep

#11586 - ticklabels font using latex

Issue - State: closed - Opened by photoniker over 7 years ago - 12 comments
Labels: Documentation, Good first issue, topic: text/usetex, keep

#11515 - using 'sharex' once in 'subplots' function can affect subsequent calls to 'subplots'

Issue - State: closed - Opened by seth-a over 7 years ago - 5 comments
Labels: Good first issue

#11129 - Highlight past winners for JDH plotting contest in docs

Issue - State: closed - Opened by jklymak over 7 years ago - 7 comments
Labels: Documentation, Good first issue

#11109 - ENH: Add legend toggle to figure options dialog box

Issue - State: open - Opened by mspacek over 7 years ago - 16 comments
Labels: New feature, Difficulty: Medium, Good first issue

#10079 - Moving nice legend guide to official docs

Issue - State: open - Opened by anntzer almost 8 years ago - 9 comments
Labels: Documentation, Good first issue, keep

#9970 - clearing axes with shared axis with non-linear scales should not warn

Issue - State: open - Opened by fredrik-1 almost 8 years ago - 15 comments
Labels: Difficulty: Medium, Good first issue, keep

#9373 - enhancement: Wilkinson's tick locator

Issue - State: open - Opened by quantenschaum about 8 years ago - 6 comments
Labels: New feature, Good first issue, topic: ticks axis labels, keep