[GRASS-git] [OSGeo/grass] 62e17c: grass.jupyter: Add save PNG method to Map (#2371)

[Vaclav Petras]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: 62e17c3fd3935d90730976acaf529b55aabf37da
      https://github.com/OSGeo/grass/commit/62e17c3fd3935d90730976acaf529b55aabf37da
  Author: Vaclav Petras <wenzeslaus at gmail.com>
  Date:   2022-05-17 (Tue, 17 May 2022)

  Changed paths:
    M python/grass/jupyter/map.py
    M python/grass/jupyter/testsuite/map_test.py

  Log Message:
  -----------
  grass.jupyter: Add save PNG method to Map (#2371)

Map from grass.jupyter can now save PNG images. This is easier than using the filename property and it is consistent with TimeSeriesMap. Includes test for file existence after saving.