def _instantiate_attributes_before_function(self, function=None, context=None):
super()._instantiate_attributes_before_function(function=function, context=context)
# create transient Parameters objects for custom function params
# done here because they need to be present before _instantiate_value which calls self.function
for param_name in self.cust_fct_params:
p = Parameter(self.cust_fct_params[param_name], modulable=True)
setattr(self.parameters, param_name, p)
p._set(p.default_value, context, skip_history=True)
def _instantiate_attributes_before_function(self,
function=None,
context=None):
super()._instantiate_attributes_before_function(function=function,
context=context)
# create transient Parameters objects for custom function params
# done here because they need to be present before _instantiate_value which calls self.function
for param_name in self.cust_fct_params:
p = Parameter(self.cust_fct_params[param_name], modulable=True)
setattr(self.parameters, param_name, p)
try:
attr_name = '_{0}'.format(p.name)
attr_value = getattr(self, attr_name)
if attr_value is None:
attr_value = p.default_value
p._set(attr_value, context, skip_history=True)
delattr(self, attr_name)
except AttributeError:
p._set(p.default_value, context, skip_history=True)
