def reset(self):
'''
Brief Description: Relocates a new district center if tracts are assigned to the district, otherwise
keeps the same center as previously determined.
Resets district population to zero.
Empties the assigned tract array.
Parameters: None
Returns: Nothing (Modifies class instance variables)
'''
if self.assigned_census_tracts:
self.center = Center.locate_center(self.assigned_census_tracts)
self.population = 0
self.assigned_census_tracts = []
def __init__(self, census_tracts, number_of_districts):
self.census_tracts = [Tract(tract) for tract in census_tracts]
self.number_of_districts = number_of_districts
self.target_district_population = sum([tract['population'] for tract in self.census_tracts]) / self.number_of_districts
self.state_center = Center.locate_center(self.census_tracts)
self.model_parameters = {
'census_tracts': self.census_tracts,
'number_of_districts': self.number_of_districts,
'target_district_population': self.target_district_population,
'state_center': self.state_center
}
feedback.pushInfo('Model Initialized')
self.complete_district_assignment()