def test_me_case_2():
np_a = np.array([-2.1, -1, 4.3])
ny_a = ny.array([-2.1, -1, 4.3])
ans_np = np.cov(np_a)
ans_ny = ny.cov(ny_a)
print("numpy={} nlcpy={}".format(ans_np, ans_ny))
assert_array_almost_equal(ans_np, ans_ny.get())
def testt_me_case_13():
np_a = np.array([[10, 5, 2, 4, 9, 3, 2], [10, 2, 8, 3, 7, 4, 1]])
ny_a = ny.array([[10, 5, 2, 4, 9, 3, 2], [10, 2, 8, 3, 7, 4, 1]])
ans_np = np.cov(np_a, aweights=None)
ans_ny = ny.cov(ny_a, aweights=None)
print("numpy={} nlcpy={}".format(ans_np, ans_ny))
assert_array_almost_equal(ans_np, ans_ny.get())
def test_me_case_5():
np_a = np.array([[1, 2, 1, 9, 10, 3, 2, 6, 7],
[2, 1, 8, 3, 7, 5, 10, 7, 2]])
ny_a = ny.array([[1, 2, 1, 9, 10, 3, 2, 6, 7],
[2, 1, 8, 3, 7, 5, 10, 7, 2]])
ans_np = np.cov(np_a.T, rowvar=True)
ans_ny = ny.cov(ny_a.T, rowvar=True)
print("numpy={} nlcpy={}".format(ans_np, ans_ny))
assert_array_almost_equal(ans_np, ans_ny.get())
def test_me_case_3():
np_a = np.array([[1, 2, 1, 9, 10, 3, 2, 6, 7],
[2, 1, 8, 3, 7, 5, 10, 7, 2]])
ny_a = ny.array([[1, 2, 1, 9, 10, 3, 2, 6, 7],
[2, 1, 8, 3, 7, 5, 10, 7, 2]])
np_y = np.array([2, 1, 1, 8, 9, 4, 3, 5, 7])
ny_y = ny.array([2, 1, 1, 8, 9, 4, 3, 5, 7])
ans_np = np.cov(np_a, np_y)
ans_ny = ny.cov(ny_a, ny_y)
print("numpy={} nlcpy={}".format(ans_np, ans_ny))
assert_array_almost_equal(ans_np, ans_ny.get())