polygon1.polygon_sub(polygon2) → polygon
polygon2 to “punch out” a hole in
polygon2 must be completely contained within
polygon1 and must have no holes itself (it must not be the output of
Example: Define a polygon with a hole punched in it.
outer_polygon = r.polygon( [-122.4,37.7], [-122.4,37.3], [-121.8,37.3], [-121.8,37.7] ) inner_polygon = r.polygon( [-122.3,37.4], [-122.3,37.6], [-122.0,37.6], [-122.0,37.4] ) outer_polygon.polygon_sub(inner_polygon).run(conn)
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