libpysal.cg.get_shared_segments¶
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libpysal.cg.
get_shared_segments
(poly1, poly2, bool_ret=False)[source]¶ Returns the line segments in common to both polygons.
get_shared_segments(poly1, poly2) -> list
Examples
>>> from libpysal.cg.shapes import Polygon >>> x = [0, 0, 1, 1] >>> y = [0, 1, 1, 0] >>> poly1 = Polygon( list(map(Point,zip(x,y))) ) >>> x = [a+1 for a in x] >>> poly2 = Polygon( list(map(Point,zip(x,y))) ) >>> get_shared_segments(poly1, poly2, bool_ret=True) True