def test_nyquist_legacy():
ct.use_legacy_defaults('0.9.1')
# Example that generated a warning using earlier defaults
s = ct.tf('s')
sys = (0.02 * s**3 - 0.1 * s) / (s**4 + s**3 + s**2 + 0.25 * s + 0.04)
with pytest.warns(UserWarning, match="indented contour may miss"):
count = ct.nyquist_plot(sys)
def test_legacy_defaults(self):
ct.use_legacy_defaults('0.8.3')
assert(isinstance(ct.ss(0,0,0,1).D, np.matrix))
ct.reset_defaults()
assert(isinstance(ct.ss(0,0,0,1).D, np.ndarray))
# test that old versions don't raise a problem
ct.use_legacy_defaults('0.6c')
ct.use_legacy_defaults('0.8.2')
ct.use_legacy_defaults('0.1')
ct.config.reset_defaults()
def test_legacy_defaults(self):
with pytest.deprecated_call():
ct.use_legacy_defaults('0.8.3')
assert (isinstance(ct.ss(0, 0, 0, 1).D, np.matrix))
ct.reset_defaults()
assert isinstance(ct.ss(0, 0, 0, 1).D, np.ndarray)
assert not isinstance(ct.ss(0, 0, 0, 1).D, np.matrix)
ct.use_legacy_defaults('0.8.4')
assert ct.config.defaults['forced_response.return_x'] is True
ct.use_legacy_defaults('0.9.0')
assert isinstance(ct.ss(0, 0, 0, 1).D, np.ndarray)
assert not isinstance(ct.ss(0, 0, 0, 1).D, np.matrix)
# test that old versions don't raise a problem
ct.use_legacy_defaults('REL-0.1')
ct.use_legacy_defaults('control-0.3a')
ct.use_legacy_defaults('0.6c')
ct.use_legacy_defaults('0.8.2')
ct.use_legacy_defaults('0.1')
# Make sure that nonsense versions generate an error
with pytest.raises(ValueError):
ct.use_legacy_defaults("a.b.c")
with pytest.raises(ValueError):
ct.use_legacy_defaults("1.x.3")
def test_legacy_defaults(self):
ct.use_legacy_defaults('0.8.3')
assert (isinstance(ct.ss(0, 0, 0, 1).D, np.matrix))
ct.reset_defaults()
assert (isinstance(ct.ss(0, 0, 0, 1).D, np.ndarray))
