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Document output of polygon_area

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Stefan van der Walt authored and Stefan van der Walt committed 2016-02-02 08:25:41 -08:00
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commit ad70668bc6
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skimage/_shared/_geometry.py
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@@ -42,6 +42,11 @@ def polygon_area(py, px):
----------
py, px : (N,) array of float
Polygon coordinates.
Returns
-------
a : float
Area of the polygon.
"""
py = np.asarray(py)
px = np.asarray(px)