REL: v3.6.0rc1

First release candidate for 3.6.0

REL: v3.5.3

This is the third bugfix release of the 3.5.x series.

This release contains several bug-fixes and adjustments:

• Fix alignment of over/under symbols
• Fix bugs in colorbars:
  • alpha of extensions
  • drawedges=True with extensions
  • handling of panchor=False
• Fix builds on Cygwin and IBM i
• Fix contour labels in SubFigures
• Fix cursor output:
  • for imshow with all negative values
  • when using BoundaryNorm
• Fix interactivity in IPython/Jupyter
• Fix NaN handling in errorbar
• Fix NumPy conversion from AstroPy unit arrays
• Fix positional markerfmt passed to stem
• Fix unpickling:
  • crash loading in a separate process
  • incorrect DPI when HiDPI screens

REL: v3.5.2

This is the second bugfix release of the 3.5.x series.

This release contains several bug-fixes and adjustments:

• Add support for Windows on ARM (source-only; no wheels provided yet)
• Add year to concise date formatter when displaying less than 12 months
• Disable QuadMesh mouse cursor to avoid severe performance regression in pcolormesh
• Delay backend selection to allow choosing one in more cases
• Fix automatic layout bugs in EPS output
• Fix autoscaling of scatter plots
• Fix clearing of subfigures
• Fix colorbar exponents, inversion of extensions, and use on inset axes
• Fix compatibility with various NumPy-like classes (e.g., Pandas, xarray, etc.)
• Fix constrained layout bugs with mixed subgrids
• Fix errorbar with dashes
• Fix errors in conversion to GTK4 and Qt6
• Fix figure options accidentally re-ordering data
• Fix keyboard focus of TkAgg backend
• Fix manual selection of contour labels
• Fix path effects on text with whitespace
• Fix quiver in subfigures
• Fix RangeSlider.set_val displaying incorrectly
• Fix regressions in collection data limits
• Fix stairs with no edgecolor
• Fix some leaks in Tk backends
• Fix tight layout DPI confusion
• Fix tool button customizability and some tool manager bugs
• Only set Tk HiDPI scaling-on-map for Windows systems
• Partially allow TTC font collection files by selecting the first font

REL: v3.5.1

This is the first bugfix release of the 3.5.x series.

This release contains several critical bug-fixes:

• fix installation issues when setting a default backend
• fix add_lines on horizontal colorbars
• fix streamplot with start points on right or top edge
• fix colorbars with boundaries or NoNorm
• fix colorbars with negative contours
• fix colorbars with tight layout
• fix setting Axis label alignment to center
• fix subfigure tight bounding box
• fix subplot parameter window on macosx backend
• fix unit handling in Collections.set_offsets
• fix unyt integration in errorbar
• re-display date offset in ConciseDataFormatter after zoom
• reduce do_3d_projection deprecation warnings in external artists

REL: v3.5.0

Highlights of this release include:

• Figure and Axes creation / management
  • subplot_mosaic supports simple Axes sharing
  • Figure now has draw_without_rendering method
  • Figure __init__ passes keyword arguments through to set
• Plotting methods
  • Add Annulus patch
  • set_data method for FancyArrow patch
  • New arrow styles in ArrowStyle and ConnectionPatch
  • Setting collection offset transform after initialization
• Colors and colormaps
  • Colormap registry (experimental)
  • Image interpolation now possible at RGBA stage
  • imshow supports half-float arrays
  • A callback registry has been added to Normalize objects
• Titles, ticks, and labels
  • Settings tick positions and labels simultaneously in set_ticks
• Fonts and Text
  • Triple and quadruple dot mathtext accents
  • Font properties of legend title are configurable
  • Text and TextBox parse_math option
  • Text can be positioned inside TextBox widget
  • Simplified font setting for usetex mode
  • Type 42 subsetting is now enabled for PDF/PS backends
• rcParams improvements
  • Allow setting default legend labelcolor globally
• 3D Axes improvements
  • Axes3D now allows manual control of draw order
  • Allow changing the vertical axis in 3D plots
  • plot_surface supports masked arrays and NaNs
  • 3D plotting methods support data keyword argument
• Interactive tool improvements
  • Colorbars now have pan and zoom functionality
  • Updated appearance of Slider widgets
  • Selector additions of clearing, dragging, and removal
  • CallbackRegistry objects gain a method to temporarily block signals
  • Directional sizing cursors
• Sphinx extensions
  • More configuration of mathmpl sphinx extension
• Backend-specific improvements
  • New GTK4 backend
  • New Qt6 backend
  • HiDPI support in Cairo-based, GTK, and Tk backends
  • Qt figure options editor improvements
  • WX backends support mouse navigation buttons
  • WebAgg uses asyncio instead of Tornado

REL: v3.5.0rc1

First release candidate for v3.5.0

REL: v3.5.0b1

First beta release for v3.5.0

REL: v3.4.3

This is the third bugfix release of the 3.4.x series.

This release contains several critical bug-fixes:

• Clarify deprecation of Axes.figbox
• Disable MultiCursor widget on Axes subplots which it is not tracking
• Don't simplify path in LineCollection.get_segments
• Fix DPI in subfigures, affecting tick spacing, and scatter marker size
• Fix broken EPS output when using Type 42 STIX fonts
• Fix change in tick behaviour when calling Axes.clear
• Fix class docstrings for Norms created from Scales
• Fix compatibility with NumPy 1.21.0
• Fix crash on broken TrueType fonts
• Fix incorrect hits from Path.intersects_path
• Fix leak if affine_transform is passed invalid vertices
• Fix legends of stackplot with edgecolors='face'
• Fix plot directive when building in parallel
• Fix supxlabel and supylabel behaviour in constrained layout
• Fix tests with latest Inkscape and Ghostscript
• Improve DateFormatter styling for month names when usetex=True
• Re-disable autoscaling after interactive zoom
• Work around bug in Pillow 8.3.0

REL: v3.4.2

This is the second bugfix release of the 3.4.x series.

This release contains several critical bug-fixes:

• Generate wheels usable on older PyPy7.3.{0,1}
• Fix compatibility with Python 3.10
• Add subplot_mosaic Axes in the order the user gave them to us
• Correctly handle 'none' facecolors in do_3d_projection
• Ensure that Matplotlib is importable even if there's no HOME
• Fix CenteredNorm with halfrange
• Fix bar_label for bars with NaN values
• Fix clip paths when zoomed such that they are outside the figure
• Fix creation of RangeSlider with valinit
• Fix handling of "d" glyph in backend_ps, fixing EPS output
• Fix handling of datetime coordinates in pcolormesh with Pandas
• Fix processing of some errorbar arguments
• Fix removal of shared polar Axes
• Fix resetting grid visibility
• Fix subfigure indexing error and tight bbox
• Fix textbox cursor color
• Fix TkAgg event loop error on window close
• Ignore errors for sip with no setapi (Qt4Agg import errors)

REL: v3.4.1

This is the first bugfix release of the 3.4.x series.

This release contains several critical bug-fixes:

• fix errorbar when specifying fillstyle
• fix Inkscape cleanup at exit on Windows for tests
• fix legends of colour-mapped scatter plots
• fix positioning of annotation fancy arrows
• fix size and color rendering for 3D scatter plots
• fix suptitle manual positioning when using constrained layout
• respect antialiasing settings in cairo backends as well