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This is the second bugfix release of the 3.7.x series.

This release contains several bug-fixes and adjustments:

• Avoid modifying input masks in pcolor/pcolormesh
• Fix 3D set_aspect error cases
• Fix IPython's %pylab mode detection
• Fix Figure.get_constrained_layout_pads()
• Fix Legend.set_draggable() with update="bbox"
• Fix TransformedBbox.{,full_}contains
• Fix clipping of bar_label text
• Fix colorbar size when saving with explicit bbox_inches
• Fix errors when an input is entirely NaN
• Fix leaks of exception tracebacks and LayoutGrid objects
• Fix non-interpolated imshow in PDF export
• Fix palettized image optimization in PDF export
• Fix pgf tests with TeXLive 2022
• Fix removal of Axes that contain widgets that are grabbing the mouse
• Fix removal of draggable artists
• Fix subslice optimization for long, fully nan lines
• Fix tight layout if Figure has an existing layout manager
• Fix window extent of AnnotationBbox before first draw
• Fix wspace and hspace in subfigures
• Improve Qt compatibility
• Improve compatibility with Python 3.12
• Prevent under the hood downcasting of values in xcorr
• Remove some NumPy function overrides from pylab
• Remove warning with symlog scales on mouseover

This is the first bugfix release of the 3.7.x series.

This release contains several bug-fixes and adjustments:

• Ensure Qhull license is included in binary wheels
• Fix application of rcParams on Axes labels
• Fix compatibility with Pandas datetime unit converter
• Fix compatibility with latest GTK4
• Fix import of styles with relative path
• Fix Lasso unresponsiveness when clicking and immediately releasing
• Fix pickling of draggable legends
• Fix RangeSlider.set_val when new value is outside existing value
• Fix size of Tk spacers when changing display DPI
• Fix wrapped text in constrained layout
• Improve compatibility with third-party backends
• Improve error if animation save path does not exist

Highlights of this release include:

• Plotting and Annotation improvements
  • hatch parameter for pie
  • Polar plot errors drawn in polar coordinates
  • Additional format string options in ~matplotlib.axes.Axes.bar_label
  • ellipse boxstyle option for annotations
  • The extent of imshow can now be expressed with units
  • Reversed order of legend entries
  • pcolormesh accepts RGB(A) colors
  • View current appearance settings for ticks, tick labels, and gridlines
  • Style files can be imported from third-party packages
• Improvements to 3D Plotting
  • 3D plot pan and zoom buttons
  • adjustable keyword argument for setting equal aspect ratios in 3D
  • Poly3DCollection supports shading
  • rcParam for 3D pane color
• Figure and Axes Layout
  • colorbar now has a location keyword argument
  • Figure legends can be placed outside figures using constrained_layout
  • Per-subplot keyword arguments in subplot_mosaic
  • subplot_mosaic no longer provisional
• Widget Improvements
  • Custom styling of button widgets
  • Blitting in Button widgets
• Other Improvements
  • Source links can be shown or hidden for each Sphinx plot directive
  • Figure hooks
• New & Improved Narrative Documentation
  • Brand new :doc:Animations </tutorials/introductory/animation_tutorial> tutorial.
  • New grouped and stacked bar chart <../../gallery/index.html#lines_bars_and_markers>_ examples.
  • New section for new contributors and reorganized git instructions in the :ref:contributing guide<contributing>.
  • Restructured :doc:/tutorials/text/annotations tutorial.

First release candidate for 3.7.0

This is the third bugfix release of the 3.6.x series.

This release contains several bug-fixes and adjustments:

• Fix Artist removal from axes_grid1 Axes classes
• Fix inset_locator in subfigures
• Fix scatter on masked arrays with units
• Fix colorbar ticks with log norm contours
• Fix deprecation warnings in GTK4 backend
• Fix using relative paths in HTMLWriter
• Improve failure message from rcParams string validation for tuple inputs
• Improve performance of QtAgg backends
• No longer modify pil_kwargs argument to imsave and savefig

This is the second bugfix release of the 3.6.x series.

This release contains several bug-fixes and adjustments:

• Avoid mutating dictionaries passed to subplots
• Fix bbox_inches='tight' on a figure with constrained layout enabled
• Fix auto-scaling of ax.hist density with histtype='step'
• Fix compatibility with PySide6 6.4
• Fix evaluating colormaps on non-NumPy arrays
• Fix key reporting in pick events
• Fix thread check on PyPy 3.8
• Handle input to ax.bar that is all NaN
• Make rubber band more visible on Tk and Wx backends
• Restore (and warn on) seaborn styles in style.library
• Restore get_renderer function in deprecated tight_layout
• nb/webagg: Fix resize handle on WebKit browsers (e.g., Safari)

This is the first bugfix release of the 3.6.x series.

This release contains several bug-fixes and adjustments:

• A warning is no longer raised when constrained layout explicitly disabled and tight layout is applied
• Add missing get_cmap method to ColormapRegistry
• Adding a colorbar on a ScalarMappable that is not attached to an Axes is now deprecated instead of raising a hard error
• Fix barplot being empty when first element is NaN
• Fix FigureManager.resize on GTK4
• Fix fill_between compatibility with NumPy 1.24 development version
• Fix hexbin with empty arrays and log scaling
• Fix resize_event deprecation warnings when creating figure on macOS
• Fix build in mingw
• Fix compatibility with PyCharm's interagg backend
• Fix crash on empty Text in PostScript backend
• Fix generic font families in SVG exports
• Fix horizontal colorbars with hatches
• Fix misplaced mathtext using eqnarray
• stackplot no longer changes the Axes cycler

Highlights of this release include:

• Figure and Axes creation / management
  • subplots, subplot_mosaic accept height_ratios and width_ratios arguments
  • Constrained layout is no longer considered experimental
  • New layout_engine module
  • Compressed layout added for fixed-aspect ratio Axes
  • Layout engines may now be removed
  • Axes.inset_axes flexibility
  • WebP is now a supported output format
  • Garbage collection is no longer run on figure close
• Plotting methods
  • Striped lines (experimental)
  • Custom cap widths in box and whisker plots in bxp and boxplot
  • Easier labelling of bars in bar plot
  • New style format string for colorbar ticks
  • Linestyles for negative contours may be set individually
  • Improved quad contour calculations via ContourPy
  • errorbar supports markerfacecoloralt
  • streamplot can disable streamline breaks
  • New axis scale asinh (experimental)
  • stairs(..., fill=True) hides patch edge by setting linewidth
  • Fix the dash offset of the Patch class
  • Rectangle patch rotation point
• Colors and colormaps
  • Color sequence registry
  • Colormap method for creating a different lookup table size
  • Setting norms with strings
• Titles, ticks, and labels
  • plt.xticks and plt.yticks support minor keyword argument
• Legends
  • Legend can control alignment of title and handles
  • ncol keyword argument to legend renamed to ncols
• Markers
  • marker can now be set to the string "none"
  • Customization of MarkerStyle join and cap style
• Fonts and Text
  • Font fallback
  • List of available font names
  • math_to_image now has a color keyword argument
  • Active URL area rotates with link text
• rcParams improvements
  • Allow setting figure label size and weight globally and separately from title
  • Mathtext parsing can be disabled globally
  • Double-quoted strings in matplotlibrc
• 3D Axes improvements
  • Standardized views for primary plane viewing angles
  • Custom focal length for 3D camera
  • 3D plots gained a 3rd "roll" viewing angle
  • Equal aspect ratio for 3D plots
• Interactive tool improvements
  • Rotation, aspect ratio correction and add/remove state
  • MultiCursor now supports Axes split over multiple figures
  • PolygonSelector bounding boxes
  • Setting PolygonSelector vertices
  • SpanSelector widget can now be snapped to specified values
  • More toolbar icons are styled for dark themes
• Platform-specific changes
  • Wx backend uses standard toolbar
  • Improvements to macosx backend
    • Modifier keys handled more consistently
    • savefig.directory rcParam support
    • figure.raise_window rcParam support
    • Full-screen toggle support
    • Improved animation and blitting support
  • macOS application icon applied on Qt backend
  • New minimum macOS version
  • Windows on ARM support

Second release candidate for 3.6.0

First release candidate for 3.6.0