def test_sin(self):
self._test1(np.sin, (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.sin(np.arange(0, pi/2, pi/4)*0.001)))
self._test1(np.sin, (np.rad2deg(np.arange(0, pi/2, pi/4)) * self.ureg.degrees,
), results=(np.sin(np.arange(0, pi/2, pi/4)), ))
def test_sin(self):
self._test1(np.sin, (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.sin(np.arange(0, pi/2, pi/4)*0.001)))
self._test1(np.sin, (np.rad2deg(np.arange(0, pi/2, pi/4)) * self.ureg.degrees,
), results=(np.sin(np.arange(0, pi/2, pi/4)), ))
def test_issue45b(self):
self.assertAlmostEqual(
np.sin([np.pi / 2] * ureg.m / ureg.m),
np.sin([np.pi / 2] * ureg.dimensionless),
)
self.assertAlmostEqual(
np.sin([np.pi / 2] * ureg.cm / ureg.m),
np.sin([np.pi / 2] * ureg.dimensionless * 0.01),
)
def test_issue45b(self):
helpers.assert_quantity_almost_equal(
np.sin([np.pi / 2] * ureg.m / ureg.m),
np.sin([np.pi / 2] * ureg.dimensionless),
)
helpers.assert_quantity_almost_equal(
np.sin([np.pi / 2] * ureg.cm / ureg.m),
np.sin([np.pi / 2] * ureg.dimensionless * 0.01),
)
def test_issue45b(self):
ureg = UnitRegistry()
self.assertAlmostEqual(np.sin([np.pi/2] * ureg.m / ureg.m ), np.sin([np.pi/2] * ureg.dimensionless))
self.assertAlmostEqual(np.sin([np.pi/2] * ureg.cm / ureg.m ), np.sin([np.pi/2] * ureg.dimensionless * 0.01))
ureg.define("_home = 4700 * kWh / year")
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"),
def test_issue45b(self):
ureg = UnitRegistry()
self.assertAlmostEqual(np.sin([np.pi / 2] * ureg.m / ureg.m),
np.sin([np.pi / 2] * ureg.dimensionless))
self.assertAlmostEqual(np.sin([np.pi / 2] * ureg.cm / ureg.m),
np.sin([np.pi / 2] * ureg.dimensionless * 0.01))
