24 lines
668 B
Python
24 lines
668 B
Python
from gp import Chromosome, Terminal, ops
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from gp.population import ramped_initialization
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operations = ops.ALL
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terminals = [Terminal(f"x{i}") for i in range(1, 9)]
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chrom = Chromosome(operations, terminals, 8, "grow")
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print("Depth:", chrom.depth)
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print("Formula:", chrom)
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print("Tree:\n", chrom.str_tree())
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values = [1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0]
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print("Value for ", values, ":", chrom.eval(values))
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population = ramped_initialization(
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100,
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[3, 4, 5, 6, 7, 8],
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lambda depth, method: Chromosome(operations, terminals, depth, method),
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)
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print("Population size:", len(population))
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print("Population:")
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[print(str(chrom)) for chrom in population]
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