def test_module(self, frame):
# Test that get_method works when pointed to a module with the method
frame.params.config.dummy_option = modules[__name__]
assert get_method(frame.props[1], "dummy_option") is dummy_option
assert get_method(frame.props[1], "dummy_option")(frame.props[1]) is \
frame.props[1].dummy_response
def entr_mol_phase_comp(b, p, j):
if p == "Vap":
return get_method(b, "entr_mol_ig_comp")(b, j, b.temperature)
elif p == "Liq":
return get_method(b, "entr_mol_liq_comp")(b, j, b.temperature)
else:
raise PropertyNotSupportedError(_invalid_phase_msg(b.name, p))
def test_method(self, frame):
# Test that get_method works when provided with the method directly
frame.params.config.dummy_option = dummy_option
assert get_method(frame.props[1], "dummy_option") is dummy_option
assert get_method(frame.props[1], "dummy_option")(frame.props[1]) is \
frame.props[1].dummy_response
def fug_phase_comp(b, p, j):
if p == "Vap":
return b.mole_frac_phase_comp[p, j]*b.pressure
elif p == "Liq":
return b.mole_frac_phase_comp[p, j] * \
get_method(b, "pressure_sat_comp")(b, j, b._teq)
else:
raise PropertyNotSupportedError(_invalid_phase_msg(b.name, p))
def dens_mol_phase(b, p):
if p == "Vap":
return b.pressure/(const.gas_constant*b.temperature)
elif p == "Liq":
return sum(b.mole_frac_phase_comp[p, j] *
get_method(b, "dens_mol_liq_comp")(b, j, b.temperature)
for j in b.components_in_phase(p))
else:
raise PropertyNotSupportedError(_invalid_phase_msg(b.name, p))
def rule_mole_frac_dew_press(b, j):
return (b._mole_frac_pdew[j] *
get_method(b, "pressure_sat_comp")(b, j, b.temperature) ==
b.mole_frac_comp[j]*b.pressure_dew)
def rule_dew_press(b):
return 0 == 1 - b.pressure_dew*sum(
b.mole_frac_comp[j] /
get_method(b, "pressure_sat_comp")(b, j, b.temperature)
for j in b._params.component_list)
def rule_mole_frac_bubble_press(b, j):
return b._mole_frac_pbub[j]*b.pressure_bubble == (
b.mole_frac_comp[j] *
get_method(b, "pressure_sat_comp")(b, j, b.temperature))
def rule_bubble_press(b):
return b.pressure_bubble == sum(
b.mole_frac_comp[j] *
get_method(b, "pressure_sat_comp")(b, j, b.temperature)
for j in b._params.component_list)
def rule_dew_temp(b):
return (b.pressure*sum(
b.mole_frac_comp[j] /
get_method(b, "pressure_sat_comp")(b, j, b.temperature_dew)
for j in b._params.component_list) - 1 ==
0)
def rule_mole_frac_bubble_temp(b, j):
return b._mole_frac_tbub[j]*b.pressure == b.mole_frac_comp[j] * \
get_method(b, "pressure_sat_comp")(b, j, b.temperature_bubble)
def test_not_method_or_module(self, frame):
# Test that get_method works when provided with the method directly
frame.params.config.dummy_option = "foo"
with pytest.raises(ConfigurationError):
get_method(frame.props[1], "dummy_option")
def test_invlaid_option(self, frame):
with pytest.raises(AttributeError):
get_method(frame.props[1], "foo")
def test_None(self, frame):
with pytest.raises(GenericPropertyPackageError):
get_method(frame.props[1], "dummy_option")
