(self)
return self.coords[0][2]
Return z coordinate.
Return z coordinate.
Return z coordinate .
def z(self):
        """Return z coordinate."""
        if self._ndim != 3:
            raise DimensionError("This point has no z coordinate.")
        return self.coords[0][2]
def z ( self ) : if self . _ndim != 3 : raise DimensionError ( "This point has no z coordinate." ) return self . coords [ 0 ] [ 2 ]