Exemplos de vstack em Python

Exemplo n.º 1

    def test_vstack(self):
        numpy = np.array([[1., 2.], [3., 4.]])
        csr = sp.csr_matrix(numpy)
        csc = sp.csc_matrix(numpy)

        self.assertCorrectArrayType(vstack([numpy, numpy]),
                                    shape=(4, 2),
                                    sparsity="dense")
        self.assertCorrectArrayType(vstack([csr, numpy]),
                                    shape=(4, 2),
                                    sparsity="sparse")
        self.assertCorrectArrayType(vstack([numpy, csc]),
                                    shape=(4, 2),
                                    sparsity="sparse")
        self.assertCorrectArrayType(vstack([csc, csr]),
                                    shape=(4, 2),
                                    sparsity="sparse")

Exemplo n.º 2

Arquivo: test_util.py Projeto: astaric/orange3

    def test_vstack(self):
        numpy = np.array([[1., 2.], [3., 4.]])
        csr = sp.csr_matrix(numpy)
        csc = sp.csc_matrix(numpy)

        self.assertCorrectArrayType(
            vstack([numpy, numpy]),
            shape=(4, 2), sparsity="dense")
        self.assertCorrectArrayType(
            vstack([csr, numpy]),
            shape=(4, 2), sparsity="sparse")
        self.assertCorrectArrayType(
            vstack([numpy, csc]),
            shape=(4, 2), sparsity="sparse")
        self.assertCorrectArrayType(
            vstack([csc, csr]),
            shape=(4, 2), sparsity="sparse")