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evaluation.py
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import json
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from pathlib import Path
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from constellaration import problems
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from constellaration.geometry import surface_rz_fourier
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PROBLEM_TYPES = ["geometrical", "simple_to_build", "mhd_stable"]
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def load_boundary(data: str) -> surface_rz_fourier.SurfaceRZFourier:
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return surface_rz_fourier.SurfaceRZFourier.model_validate_json(data)
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def load_boubdaries(data: str) -> list[surface_rz_fourier.SurfaceRZFourier]:
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data_json = json.loads(data)
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return [
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surface_rz_fourier.SurfaceRZFourier.model_validate_json(b) for b in data_json
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]
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def evaluate_problem(
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problem_type: str, input_file: str
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) -> problems.EvaluationSingleObjective | problems.EvaluationMultiObjective:
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with Path(input_file).open("r") as f:
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data = f.read()
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match problem_type:
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case "geometrical":
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boundary = load_boundary(data)
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result = problems.GeometricalProblem().evaluate(boundary)
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case "simple_to_build":
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boundary = load_boundary(data)
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result = problems.SimpleToBuildQIStellarator().evaluate(boundary)
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case "mhd_stable":
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boundaries = load_boubdaries(data)
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result = problems.MHDStableQIStellarator().evaluate(boundaries)
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case _:
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raise ValueError(f"Unknown problem type: {problem_type}")
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return result
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