Pgf plotting#18830

Merged

dopplershift merged 3 commits intomatplotlib:masterfrom

phiadaarr:pgf_plotting

Nov 17, 2020

Commits on Nov 1, 2020

Cleanup
Philipp Arras
committed
Support minus signs for pgf backend in combination with pdflatex
Philipp Arras
committed

Commits on Nov 2, 2020

Skip test if LaTeX is not available
Philipp Arras
committed