code: def points_in_poly(points, verts):
      """Test whether points lie inside a polygon.
  
      Parameters
      ----------
      points : (K, 2) array
          Input points, ``(x, y)``.
      verts : (L, 2) array
          Vertices of the polygon, sorted either clockwise or anti-clockwise.
          The first point may (but does not need to be) duplicated.
  
      See Also
      --------
      grid_points_in_poly
  
      Returns
      -------
      mask : (K,) array of bool
          True if corresponding point is inside the polygon.
  
      """
      return _points_in_poly(points, verts)
  
label_desc: Use image node_id 2 for calling a global function with example usage: points_in_poly(points, verts) and returns: _points_in_poly