Computation times

00:21.270 total execution time for 5 files from auto_examples/geospatial:

Example	Time	Mem (MB)
Delaunay graphs from geographic points (plot_delaunay.py)	00:08.408	0.0
Graphs from a set of lines (plot_lines.py)	00:07.340	0.0
OpenStreetMap with OSMnx (plot_osmnx.py)	00:03.099	0.0
Graphs from geographic points (plot_points.py)	00:02.082	0.0
Graphs from Polygons (plot_polygons.py)	00:00.340	0.0