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Atomizer/optimization_engine/extractors/extract_mass.py

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"""
Extract total structural mass
Auto-generated by Atomizer Phase 3 - pyNastran Research Agent
Pattern: generic_extraction
Element Type: General
Result Type: unknown
API: model.<result_type>[subcase]
"""
from pathlib import Path
from typing import Dict, Any
import numpy as np
from pyNastran.op2.op2 import OP2
def extract_generic(op2_file: Path):
"""Generic OP2 extraction - needs customization."""
from pyNastran.op2.op2 import OP2
model = OP2()
model.read_op2(str(op2_file))
# TODO: Customize extraction based on requirements
# Available: model.displacements, model.ctetra_stress, etc.
# Use model.get_op2_stats() to see available results
return {'result': None}
if __name__ == '__main__':
# Example usage
import sys
if len(sys.argv) > 1:
op2_file = Path(sys.argv[1])
result = extract_generic(op2_file)
print(f"Extraction result: {result}")
else:
print("Usage: python {sys.argv[0]} <op2_file>")