| |
| """Load and summarize one released OpenLB multigeometry trajectory.""" |
|
|
| from __future__ import annotations |
|
|
| import argparse |
| import json |
| from pathlib import Path |
|
|
| import h5py |
| import numpy as np |
|
|
|
|
| def main() -> int: |
| parser = argparse.ArgumentParser() |
| parser.add_argument("trajectory", type=Path) |
| parser.add_argument("--frame", type=int, default=0) |
| args = parser.parse_args() |
|
|
| with h5py.File(args.trajectory, "r") as handle: |
| uvp = handle["uvp"] |
| if not 0 <= args.frame < uvp.shape[0]: |
| raise IndexError(f"frame {args.frame} is outside [0, {uvp.shape[0]})") |
| frame = np.asarray(uvp[args.frame], dtype=np.float32) |
| report = { |
| "file": str(args.trajectory), |
| "case_id": str(handle.attrs["case_id"]), |
| "family": str(handle.attrs["geometry_family"]), |
| "split": str(handle.attrs["split"]), |
| "uvp_shape": list(uvp.shape), |
| "points_shape": list(handle["points"].shape), |
| "cells_shape": list(handle["cells"].shape), |
| "time_shape": list(handle["time"].shape), |
| "frame": args.frame, |
| "frame_finite": bool(np.isfinite(frame).all()), |
| "frame_channel_min": frame.min(axis=0).tolist(), |
| "frame_channel_max": frame.max(axis=0).tolist(), |
| } |
| print(json.dumps(report, indent=2, sort_keys=True)) |
| return 0 |
|
|
|
|
| if __name__ == "__main__": |
| raise SystemExit(main()) |
|
|
