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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 almost_equal(self, mat2, places=7):
 """Return True if the values in mat2 equal the values in this matrix. """


        if not hasattr(mat2, "data"):
            return False

        for i in range(4):
            if not (_float_almost_equal(self.data[i][0],
                                        mat2.data[i][0], places) and
                    _float_almost_equal(self.data[i][1],
                                        mat2.data[i][1], places) and
                    _float_almost_equal(self.data[i][2],
                                        mat2.data[i][2], places) and
                    _float_almost_equal(self.data[i][3],
                                        mat2.data[i][3], places)):
                return False

        return True