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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_point_geometry(w, src):
 """ Set point location as shapefile geometry. """

    assert "pointSource" in src.tag
    geometry_node = src.nodes[get_taglist(src).index("pointGeometry")]
    point_attrs = parse_point_geometry(geometry_node)
    w.point(point_attrs["point"][0], point_attrs["point"][1])