Computation times

00:03.682 total execution time for 3 files from gallery/userdemo:

Example	Time	Mem (MB)
Nested GridSpecs (demo_gridspec06.py)	00:02.708	0.0
Simple Legend01 (simple_legend01.py)	00:00.502	0.0
Simple Legend02 (simple_legend02.py)	00:00.472	0.0