コード例 #1
0
def test_permute():
    a = OperationsOnlyMatrix(3, 4, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])

    raises(IndexError, lambda: a.permute([[0, 5]]))
    b = a.permute_rows([[0, 2], [0, 1]])
    assert a.permute([[0, 2], [0, 1]]) == b == Matrix(
        [[5, 6, 7, 8], [9, 10, 11, 12], [1, 2, 3, 4]])

    b = a.permute_cols([[0, 2], [0, 1]])
    assert a.permute([[0, 2], [0, 1]], orientation='cols') == b ==\
                            Matrix([
                            [ 2,  3, 1,  4],
                            [ 6,  7, 5,  8],
                            [10, 11, 9, 12]])

    b = a.permute_cols([[0, 2], [0, 1]], direction='backward')
    assert a.permute([[0, 2], [0, 1]], orientation='cols', direction='backward') == b ==\
                            Matrix([
                            [ 3, 1,  2,  4],
                            [ 7, 5,  6,  8],
                            [11, 9, 10, 12]])

    assert a.permute([1, 2, 0, 3]) == Matrix([[5, 6, 7, 8], [9, 10, 11, 12],
                                              [1, 2, 3, 4]])

    from sympy.combinatorics import Permutation
    assert a.permute(Permutation([1, 2, 0, 3])) == Matrix([[5, 6, 7, 8],
                                                           [9, 10, 11, 12],
                                                           [1, 2, 3, 4]])
コード例 #2
0
ファイル: test_commonmatrix.py プロジェクト: asmeurer/sympy
def test_permute():
    a = OperationsOnlyMatrix(3, 4, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])

    raises(IndexError, lambda: a.permute([[0,5]]))
    b = a.permute_rows([[0, 2], [0, 1]])
    assert a.permute([[0, 2], [0, 1]]) == b == Matrix([
                                            [5,  6,  7,  8],
                                            [9, 10, 11, 12],
                                            [1,  2,  3,  4]])

    b = a.permute_cols([[0, 2], [0, 1]])
    assert a.permute([[0, 2], [0, 1]], orientation='cols') == b ==\
                            Matrix([
                            [ 2,  3, 1,  4],
                            [ 6,  7, 5,  8],
                            [10, 11, 9, 12]])

    b = a.permute_cols([[0, 2], [0, 1]], direction='backward')
    assert a.permute([[0, 2], [0, 1]], orientation='cols', direction='backward') == b ==\
                            Matrix([
                            [ 3, 1,  2,  4],
                            [ 7, 5,  6,  8],
                            [11, 9, 10, 12]])

    assert a.permute([1, 2, 0, 3]) == Matrix([
                                            [5,  6,  7,  8],
                                            [9, 10, 11, 12],
                                            [1,  2,  3,  4]])

    from sympy.combinatorics import Permutation
    assert a.permute(Permutation([1, 2, 0, 3])) == Matrix([
                                            [5,  6,  7,  8],
                                            [9, 10, 11, 12],
                                            [1,  2,  3,  4]])