def to_dict(self, flatten=False):
"""Convert to a dictionary (optionally flatten to single level)
Parameters
----------
flatten : bool
Should the return dictionary be single level (i.e. should `paramsspec`
be serialized).
Returns
-------
dict
Dictionary representing the application- if flattened then `paramsspec`
is returned as a JSON format sting.
"""
if flatten:
out_dict = self.to_dict()
out_dict['params'] = self.paramsspec.serialize()
else:
out_dict = {
'name': self.name,
'params': self.paramsspec,
'actions': easyvvuq_serialize(self.actions),
}
return out_dict
def replace_actions(self, app_name, actions):
"""Replace actions for an app with a given name.
Parameters
----------
app_name: str
Name of the app.
actions: Actions
`Actions` instance, will replace the current `Actions` of an app.
"""
self.session.query(AppTable).filter_by(name=app_name).update(
{'actions': easyvvuq_serialize(actions)})
self.session.commit()
def update_sampler(self, sampler_id, sampler_element):
"""Update the state of the Sampler with id 'sampler_id' to
that in the passed 'sampler_element'
Parameters
----------
sampler_id: int
The id of the sampler in the db to update
sampler_element: Sampler
The sampler that should be used as the new state
"""
selected = self.session.query(SamplerTable).get(sampler_id)
selected.sampler = easyvvuq_serialize(sampler_element)
self.session.commit()
def add_sampler(self, sampler_element):
"""
Add new Sampler to the 'sampler' table.
Parameters
----------
sampler_element: BaseSamplingElement
Returns
-------
"""
db_entry = SamplerTable(sampler=easyvvuq_serialize(sampler_element))
self.session.add(db_entry)
self.session.commit()
return db_entry.id
def add_sampler(self, sampler_element):
"""Add new Sampler to the 'sampler' table.
Parameters
----------
sampler_element: Sampler
An EasyVVUQ sampler.
Returns
-------
int
The sampler `id` in the database.
"""
db_entry = SamplerTable(sampler=easyvvuq_serialize(sampler_element))
self.session.add(db_entry)
self.session.commit()
return db_entry.id