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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 create_map(self, pix):
 """Create a new map with reference pixel coordinates shifted to the pixel coordinates ``pix``. Parameters pix : `~numpy.ndarray` Reference pixel of new map. Returns ------- out_map : `~numpy.ndarray` The shifted map. """

        k0 = self._m0.shift_to_coords(pix)
        k1 = self._m1.shift_to_coords(pix)

        k0[np.isfinite(k1)] = k1[np.isfinite(k1)]
        k0[~np.isfinite(k0)] = 0
        return k0