Releases: matplotlib/matplotlib
REL: v3.4.0
Highlights of this release include:
- Figure and Axes creation / management
- New subfigure functionality
- Single-line string notation for
subplot_mosaic
- Changes to behavior of Axes creation methods (
gca
,add_axes
,add_subplot
) add_subplot
/add_axes
gained an axes_class parameter- Subplot and subplot2grid can now work with constrained layout
- Plotting methods
axline
supports transform parameter- New automatic labeling for bar charts
- A list of hatches can be specified to
bar
andbarh
- Setting
BarContainer
orientation - Contour plots now default to using
ScalarFormatter
Axes.errorbar
cycles non-color properties correctlyerrorbar
errorevery parameter matches markeveryhexbin
supports data reference for C parameter- Support callable for formatting of Sankey labels
Axes.spines
access shortcuts- New
stairs
method andStepPatch
artist - Added orientation parameter for stem plots
- Angles on Bracket arrow styles
TickedStroke
patheffect
- Colors and colormaps
- Collection color specification and mapping
- Transparency (alpha) can be set as an array in collections
- pcolormesh has improved transparency handling by enabling snapping
- IPython representations for Colormap objects
Colormap.set_extremes
andColormap.with_extremes
- Get under/over/bad colors of Colormap objects
- New
cm.unregister_cmap
function - New
CenteredNorm
for symmetrical data around a center - New
FuncNorm
for arbitrary normalizations - GridSpec-based colorbars can now be positioned above or to the left of the main axes
- Titles, ticks, and labels
- supxlabel and supylabel
- Shared-axes
subplots
tick label visibility is now correct for top or left labels - An iterable object with labels can be passed to
Axes.plot
- Fonts and Text
- Text transform can rotate text direction
matplotlib.mathtext
now supports overset and underset LaTeX symbols- math_fontfamily parameter to change
Text
font family TextArea
/AnchoredText
support horizontalalignment- PDF supports URLs on Text artists
- rcParams improvements
- New rcParams for dates: set converter and whether to use interval_multiples
- Date formatters now respect usetex rcParam
- Setting image.cmap to a Colormap
- Tick and tick label colors can be set independently using rcParams
- 3D Axes improvements
- Errorbar method in 3D Axes
- Stem plots in 3D Axes
- 3D Collection properties are now modifiable
- Panning in 3D Axes
- Interactive tool improvements
- New
RangeSlider
widget - Sliders can now snap to arbitrary values
- Pausing and Resuming Animations
- New
- Sphinx extensions
plot_directive
caption option
- Backend-specific improvements
- Consecutive rasterized draws now merged
- Support raw/rgba frame format in
FFMpegFileWriter
- nbAgg/WebAgg support middle-click and double-click
- nbAgg support binary communication
- Indexed color for PNG images in PDF files when possible
- Improved font subsettings in PDF/PS
- Kerning added to strings in PDFs
- Fully-fractional HiDPI in QtAgg
- wxAgg supports fullscreen toggle
REL: v3.4.0rc3
This is the third release candidate for Matplotlib 3.4.0.
REL: v3.4.0rc2
This is the second release candidate for Matplotlib 3.4.0.
REL: v3.4.0rc1
This is the first release candidate for Matplotlib 3.4.0.
REL: v3.3.4
This is the fourth bugfix release of the 3.3.x series.
This release contains several critical bug-fixes:
- Fix WebAgg initialization.
- Fix parsing
QT_API
setting with mixed case. - Fix build with link-time optimization disabled in environment.
- Fix test compatibility with NumPy 1.20.
- Fix test compatibility with pytest 6.2.
REL: v3.3.3
This is the third bugfix release of the 3.3.x series.
This release contains several critical bug-fixes:
- Fix calls to
Axis.grid
with argumentvisible=True
. - Fix fully masked
imshow
. - Fix inconsistent color mapping in scatter for 3D plots.
- Fix notebook/nbAgg figures when used with ipywidgets in the same cell.
- Fix notebook/nbAgg/WebAgg on older (e.g., Firefox ESR) browsers.
- Fix pcolormesh with
datetime
coordinates. - Fix performance regression with
datetime
s. - Fix singular ticks with small log ranges.
- Fix timers/animations on wx and notebook backends.
- Remove certifi as a hard runtime dependency.
REL: v3.3.2
This is the second bugfix release of the 3.3.x series.
This release contains several critical bug-fixes:
- fix
Axis
scale on twinnedAxes
- fix auto-close of
Figure
s in nbagg - fix automatic title placement if
Axes
is off theFigure
- fix autoranging of log scales with barstacked histogram
- fix extra redraws when using
Button
orTextBox
widgets - fix imshow with
LogNorm
and large vmin/vmax ranges - fix plotting Pandas
DataFrame
with stringMultiIndex
- fix
scatter
withmarker=''
- fix
scatter3d
color/linewidth re-projection - fix state of mode buttons in TkAgg backends
- include license files in built distribution
- reduce Visual C++ runtime requirements on Windows
REL: v3.3.1
This is the first bugfix release of the 3.3.x series.
This release contains several critical bug-fixes:
- fix docstring import issues when running Python with optimization
- fix
hist
with categorical data, such as with Pandas - fix install on BSD systems
- fix nbagg compatibility with Chrome 84+
- fix ordering of scatter marker size in 3D plots
- fix performance regression when plotting
Path
s - fix reading from URL in
imread
- fix several regressions with new date epoch handling
- fix some bad constrained and tight layout interactions with colorbars
- fix use of customized toolbars in TkAgg and WXAgg backends
REL: v3.3.0
Highlights of this release include:
- Provisional API for composing semantic axes layouts from text or nested lists
- New Axes.sharex, Axes.sharey methods
- Turbo colormap
- colors.BoundaryNorm supports extend keyword argument
- Text color for legend labels
- Pcolor and Pcolormesh now accept shading='nearest' and 'auto'
- Allow tick formatters to be set with str or function inputs
- New Axes.axline method
- Dates use a modern epoch
- Improved font weight detection
- Axes3D no longer distorts the 3D plot to match the 2D aspect ratio
- More consistent toolbar behavior across backends
- Toolbar icons are now styled for dark themes
- Cursor text now uses a number of significant digits matching pointing precision
- Functions to compute a Path's size
- savefig() gained a backend keyword argument
- Saving SVG now supports adding metadata
- Saving PDF metadata via PGF now consistent with PDF backend
- NbAgg and WebAgg no longer use jQuery & jQuery UI
For the full details please see the What's New and API changes in the documentation.
REL: v3.2.2
This is the second bugfix release of the 3.2.x series.
This release contains several critical bug-fixes:
- support fractional HiDPI scaling with Qt backends
- support new Python and fix syntax errors in legacy Python
- support new Qt 5 and fix support for Qt 4
- fix animation writer fallback
- fix figure resizing
- fix handling of large arcs
- fix issues with tight layout
- fix saving figures after closing windows or under certain size conditions
- fix scatter when specifying a single color
- fix several memory leaks
- fix unexpected autoscaling behavior
- fix various issues with usetex
- various minor bug and documentation fixes