research: evaluate moejs extension compatibility and performance

experiments/moejs/summarize.py

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+#!/usr/bin/env python3
+"""Summarize saved Go benchmark samples; times are medians, not best runs."""
+import json
+from pathlib import Path
+import re
+import statistics
+
+root = Path(__file__).resolve().parent
+samples = {}
+for line in (root/'results/bench.txt').read_text().splitlines():
+    match = re.match(r'(Benchmark\S+)\s+\d+\s+([\d.]+) ns/op\s+([\d.]+) B/op\s+([\d.]+) allocs/op',line)
+    if match:
+        key, *values = match.groups()
+        samples.setdefault(key, []).append(list(map(float,values)))
+summary = {}
+for key, rows in samples.items():
+    summary[key] = dict(samples=len(rows),ns_median=statistics.median(r[0] for r in rows),ns_min=min(r[0] for r in rows),ns_max=max(r[0] for r in rows),bytes_median=statistics.median(r[1] for r in rows),allocs_median=statistics.median(r[2] for r in rows))
+(root/'results/bench-summary.json').write_text(json.dumps(summary,indent=2)+'\n')
+for key, row in summary.items():
+    print(f'{key}: {row["ns_median"]/1e6:.3f} ms/op; {row["bytes_median"]/1024:.1f} KiB/op; samples={row["samples"]}')