matplotlib 3.3.3

REL: v3.3.3

on Python PyPI

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 argument visible=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 datetimes.
• Fix singular ticks with small log ranges.
• Fix timers/animations on wx and notebook backends.
• Remove certifi as a hard runtime dependency.