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## 2.3.1 Bag
import random
from deap import base
from deap import creator
from deap import tools
creator.create("FitnessMin", base.Fitness, weights=(-1.0,))
creator.create("Individual", list, fitness=creator.FitnessMin)
IND_SIZE = 20
toolbox = base.Toolbox()
toolbox.register("attr_int", random.randint, -20, 20)
toolbox.register("individual", tools.initRepeat, creator.Individual,
toolbox.attr_int, n=IND_SIZE)
toolbox.register("population", tools.initRepeat, list, toolbox.individual)
toolbox.population(n=100)
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