Fixed some errors with the new updates

src/EasyGA.py

@@ -45,7 +45,7 @@ class GA:
         self.initialization_impl = Initialization_Methods.random_initialization
         self.fitness_function_impl = Fitness_Examples.index_dependent_values
         # Selects which chromosomes should be automaticly moved to the next population
-        self.survivor_selection_impl = Survivor_Selection.remove_worst
+        self.survivor_selection_impl = Survivor_Selection.fill_in_best
         # Methods for accomplishing parent-selection -> Crossover -> Mutation
         self.parent_selection_impl = Parent_Selection.Tournament.with_replacement
         self.crossover_impl = Crossover_Methods.single_point_crossover

src/survivor_selection/survivor_selection_methods.py

@@ -9,4 +9,4 @@ class Survivor_Selection:
 
     def fill_in_best(ga, next_population):
         """Fills in the next population with the best chromosomes from the last population until the population size is met."""
-        return ga.population[:ga.population_size-next_population.size()] + next_population
+        return Population(ga.population.get_all_chromosomes()[:ga.population.size()-next_population.size()] + next_population.get_all_chromosomes())