Current File : //opt/cloudlinux/venv/lib64/python3.11/site-packages/numpy/matrixlib/tests/test_multiarray.py
import numpy as np
from numpy.testing import assert_, assert_equal, assert_array_equal
class TestView:
def test_type(self):
x = np.array([1, 2, 3])
assert_(isinstance(x.view(np.matrix), np.matrix))
def test_keywords(self):
x = np.array([(1, 2)], dtype=[('a', np.int8), ('b', np.int8)])
# We must be specific about the endianness here:
y = x.view(dtype='<i2', type=np.matrix)
assert_array_equal(y, [[513]])
assert_(isinstance(y, np.matrix))
assert_equal(y.dtype, np.dtype('<i2'))