Python dbl_numpy_vec_inplace Examples

Example #1

def test_vec_slice_contig_inplace():
    a_orig = numpy.ones((10, ), dtype=float)
    a = a_orig[4:7]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig[4:7] == 2).all()
    assert (a_orig[0:4] == 1).all()
    assert (a_orig[7:10] == 1).all()

Example #2

File: test_pyublas.py Project: personalrobotics/moped

def test_vec_slice_contig_inplace():
    a_orig = numpy.ones((10,), dtype=float)
    a = a_orig[4:7]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig[4:7] == 2).all()
    assert (a_orig[0:4] == 1).all()
    assert (a_orig[7:10] == 1).all()

Example #3

def test_2d():
    a = numpy.ones((10, 10), dtype=float)

    te.dbl_numpy_vec_inplace(a)
    assert (a == 2).all()

    a_orig = numpy.ones((10, 10), dtype=float)
    a = a_orig[::-1, ::-1]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig == 2).all()

Example #4

File: test_pyublas.py Project: personalrobotics/moped

def test_2d():
    a = numpy.ones((10, 10), dtype=float)

    te.dbl_numpy_vec_inplace(a)
    assert (a == 2).all()

    a_orig = numpy.ones((10, 10), dtype=float)
    a = a_orig[::-1, ::-1]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig == 2).all()

Example #5

def test_vec_slice_noncontig_inplace():
    a_orig = numpy.ones((10, ), dtype=float)
    a = a_orig[::2]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig == 2).all()

    a_orig = numpy.ones((10, ), dtype=float)
    a = a_orig[::2]

    te.dbl_numpy_strided_vec_inplace(a)
    assert (a_orig[::2] == 2).all()
    assert (a_orig[1::2] == 1).all()

Example #6

File: test_pyublas.py Project: personalrobotics/moped

def test_vec_slice_noncontig_inplace():
    a_orig = numpy.ones((10,), dtype=float)
    a = a_orig[::2]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig == 2).all()

    a_orig = numpy.ones((10,), dtype=float)
    a = a_orig[::2]

    te.dbl_numpy_strided_vec_inplace(a)
    assert (a_orig[::2] == 2).all()
    assert (a_orig[1::2] == 1).all()

Example #7

def test_negative_stride():
    a_orig = numpy.ones((10, ), dtype=float)
    a = a_orig[::-2]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig[1:] == 2).all()
    assert (a_orig[0] == 1).all()

    a_orig = numpy.ones((10, ), dtype=float)
    a = a_orig[::-2]

    te.dbl_numpy_strided_vec_inplace(a)
    assert (a_orig[::-2] == 2).all()
    assert (a_orig[-2::-2] == 1).all()

Example #8

File: test_pyublas.py Project: personalrobotics/moped

def test_negative_stride():
    a_orig = numpy.ones((10,), dtype=float)
    a = a_orig[::-2]

    te.dbl_numpy_vec_inplace(a)
    assert (a_orig[1:] == 2).all()
    assert (a_orig[0] == 1).all()

    a_orig = numpy.ones((10,), dtype=float)
    a = a_orig[::-2]

    te.dbl_numpy_strided_vec_inplace(a)
    assert (a_orig[::-2] == 2).all()
    assert (a_orig[-2::-2] == 1).all()