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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 areas(self):
 """ Compute the area each triangle within the triangulation of points on the unit sphere. Returns ------- area : array of floats, shape (nt,) area of each triangle in self.simplices where nt is the number of triangles. Notes ----- This uses a Fortran 90 subroutine that wraps the AREA function to iterate over many points. """


        return _stripack.triareas(self.x, self.y, self.z, self.simplices.T+1)