REL: v3.7.2

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

REL: 3.7.1

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

REL: v3.7.0

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.

REL: v3.7.0rc1

First release candidate for 3.7.0.

REL: v3.6.3

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`

REL: v3.6.2

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)

REL: v3.6.1

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

REL: v3.6.0

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

REL: v3.6.0rc2

Second release candidate for 3.6.0.

REL: v3.6.0rc1

First release candidate for 3.6.0