def test_cos(self):
self._test1(np.cos, (np.arange(0, pi/2, pi/4) * self.ureg.dimensionless,
np.arange(0, pi/2, pi/4) * self.ureg.radian,
np.arange(0, pi/2, pi/4) * self.ureg.mm / self.ureg.m,
), (self.ureg.m, ), '',
results=(None,
None,
np.cos(np.arange(0, pi/2, pi/4)*0.001),
)
)
self._test1(np.cos,
(np.rad2deg(np.arange(0, pi/2, pi/4)) * self.ureg.degrees,
),
results=(np.cos(np.arange(0, pi/2, pi/4)), )
)
def test_cos(self):
self._test1(np.cos, (np.arange(0, pi/2, pi/4) * self.ureg.dimensionless,
np.arange(0, pi/2, pi/4) * self.ureg.radian,
np.arange(0, pi/2, pi/4) * self.ureg.mm / self.ureg.m,
), (1*self.ureg.m, ), '',
results=(None,
None,
np.cos(np.arange(0, pi/2, pi/4)*0.001),
)
)
self._test1(np.cos,
(np.rad2deg(np.arange(0, pi/2, pi/4)) * self.ureg.degrees,
),
results=(np.cos(np.arange(0, pi/2, pi/4)), )
)
with self.assertRaises(AttributeError):
home_elec_power = 1 * ureg._home # noqa: F841
# ... or with *only* underscores
ureg.define("_ = 45 * km")
with self.assertRaises(AttributeError):
one_blank = 1 * ureg._ # noqa: F841
try:
@pytest.mark.skipif(np is None, reason="NumPy is not available")
@pytest.mark.parametrize(
"callable",
[
lambda x: np.sin(x / x.units), # Issue 399
lambda x: np.cos(x / x.units), # Issue 399
np.isfinite, # Issue 481
np.shape, # Issue 509
np.size, # Issue 509
np.sqrt, # Issue 622
lambda x: x.mean(), # Issue 678
lambda x: x.copy(), # Issue 678
np.array,
lambda x: x.conjugate,
],
)
@pytest.mark.parametrize(
"q",
[
pytest.param(ureg.Quantity(1, "m"), id="python scalar int"),
pytest.param(ureg.Quantity([1, 2, 3, 4], "m"), id="array int"),
