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Section Navigation

Behavior change template
All Axes have get_subplotspec and get_gridspec methods now, which returns None for Axes not positioned via a gridspec
HostAxesBase.get_aux_axes now defaults to using the same base axes class as the host axes
plt.get_cmap and matplotlib.cm.get_cmap return a copy
TrapezoidMapTriFinder uses different random number generator
FuncAnimation(save_count=None)
CenteredNorm halfrange is not modified when vcenter changes
fig.subplot_mosaic no longer passes the gridspec_kw args to nested gridspecs.
HPacker alignment with bottom or top are now correct
On Windows only fonts known to the registry will be discovered
QuadMesh.set_array now always raises ValueError for inputs with incorrect shapes
contour and contourf auto-select suitable levels when given boolean inputs
AxesImage.set_extent now raises TypeError for unknown keyword arguments
contour no longer warns if no contour lines are drawn.
TwoSlopeNorm now auto-expands to always have two slopes
Change of legend(loc="best") behavior
Template for deprecations
Cursor and MultiCursor event handlers are now private
passthru_pt
axes3d.vvec, axes3d.eye, axes3d.sx, and axes3d.sy
Deprecation aliases in cbook
AXes subclasses should override clear instead of cla
draw_gouraud_triangle
matplotlib.pyplot.get_plot_commands
matplotlib.tri submodules are deprecated
Passing undefined label_mode to Grid
Colorbars for orphaned mappables are deprecated, but no longer raise
Animation attributes
contour.ClabelText and ContourLabeler.set_label_props
ContourLabeler attributes
backend_ps.PsBackendHelper and backend_ps.ps_backend_helper
backend_webagg.ServerThread is deprecated
parse_fontconfig_pattern will no longer ignore unknown constant names
BufferRegion.to_string and BufferRegion.to_string_argb
num2julian, julian2num and JULIAN_OFFSET
unit_cube, tunit_cube, and tunit_edges
Most arguments to widgets have been made keyword-only
SimpleEvent
RadioButtons.circles
OffsetBox.get_extent_offsets and OffsetBox.get_extent
CheckButtons.rectangles and CheckButtons.lines
legend.legendHandles
ticklabels parameter of Axis.set_ticklabels renamed to labels
offsetbox.bbox_artist
Quiver.quiver_doc and Barbs.barbs_doc
rcParams type
Deprecate unused parameter x to TextBox.begin_typing
Deprecation of top-level cmap registration and access functions in mpl.cm
BrokenBarHCollection is deprecated
Passing inconsistent loc and nth_coord to axisartist helpers
bbox.anchored() with no explicit container
Arguments other than renderer to get_tightbbox
Development change template
pyparsing>=2.3.1 is now required
importlib_resources>=2.3.0 is now required on Python<3.10
Support for Qt<5.10 has been dropped
Windows wheel runtime bundling
numpy>=1.20 is now required
Maximum line length increased to 88 characters
Increase to minimum supported versions of dependencies
Removal change template
plot directive removals
Miscellaneous removals
epoch2num and num2epoch are removed
Interactive cursor details
auto_add_to_figure=True for Axes3D
The first parameter of Axes.grid and Axis.grid has been renamed to visible
Removal of deprecations in the Selector widget API
backend_template.show
Unused positional parameters to print_<fmt> methods
QuadMesh signature
Expiration of FancyBboxPatch deprecations
cbook removals
Testing support
Colorbar tick update parameters
Deprecated modules removed

`HPacker` alignment with bottom or top are now correct#

Previously, the bottom and top alignments were swapped. This has been corrected so that the alignments correspond appropriately.

© Copyright 2002–2012 John Hunter, Darren Dale, Eric Firing, Michael Droettboom and the Matplotlib development team; 2012–2022 The Matplotlib development team.

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