2626
2727
2828def parse_args():
29- parser = argparse.ArgumentParser(description="Generate benchmark summary from JMH JSON")
29+ parser = argparse.ArgumentParser(
30+ description="Generate benchmark summary from JMH JSON"
31+ )
3032 parser.add_argument(
3133 "--input",
3234 default="benchmark-results.json",
@@ -47,8 +49,8 @@ def parse_args():
4749
4850def get_system_info() -> Dict[str, str]:
4951 """Capture system hardware information."""
50- import platform
5152 import multiprocessing
53+ import platform
5254
5355 info = {}
5456
@@ -67,9 +69,12 @@ def get_system_info() -> Dict[str, str]:
6769 # macOS
6870 try:
6971 import subprocess
72+
7073 result = subprocess.run(
7174 ["sysctl", "-n", "machdep.cpu.brand_string"],
72- capture_output=True, text=True, timeout=5
75+ capture_output=True,
76+ text=True,
77+ timeout=5,
7378 )
7479 if result.returncode == 0:
7580 info["cpu_model"] = result.stdout.strip()
@@ -87,9 +92,12 @@ def get_system_info() -> Dict[str, str]:
8792 # macOS
8893 try:
8994 import subprocess
95+
9096 result = subprocess.run(
9197 ["sysctl", "-n", "hw.memsize"],
92- capture_output=True, text=True, timeout=5
98+ capture_output=True,
99+ text=True,
100+ timeout=5,
93101 )
94102 if result.returncode == 0:
95103 bytes_mem = int(result.stdout.strip())
@@ -176,7 +184,9 @@ def generate_markdown(results: List, commit_sha: str, repo: str) -> str:
176184 md.append("")
177185 md.append(f"- **Date:** {datetime_str}")
178186 if commit_sha != "local":
179- md.append(f"- **Commit:** [`{commit_short}`](https://github.com/{repo}/commit/{commit_sha})")
187+ md.append(
188+ f"- **Commit:** [`{commit_short}`](https://github.com/{repo}/commit/{commit_sha})"
189+ )
180190 else:
181191 md.append(f"- **Commit:** `{commit_short}` (local run)")
182192 md.append(f"- **JDK:** {jdk_version} ({vm_name})")
@@ -222,13 +232,17 @@ def generate_markdown(results: List, commit_sha: str, repo: str) -> str:
222232 sorted_benchmarks = sorted(
223233 benchmarks,
224234 key=lambda x: x.get("primaryMetric", {}).get("score", 0),
225- reverse=True
235+ reverse=True,
226236 )
227237
228238 md.append("| Benchmark | Score | Error | Units | |")
229239 md.append("|:----------|------:|------:|:------|:---|")
230240
231- best_score = sorted_benchmarks[0].get("primaryMetric", {}).get("score", 1) if sorted_benchmarks else 1
241+ best_score = (
242+ sorted_benchmarks[0].get("primaryMetric", {}).get("score", 1)
243+ if sorted_benchmarks
244+ else 1
245+ )
232246
233247 for i, b in enumerate(sorted_benchmarks):
234248 name = b.get("benchmark", "").split(".")[-1]
@@ -252,14 +266,18 @@ def generate_markdown(results: List, commit_sha: str, repo: str) -> str:
252266 except (ValueError, TypeError, ZeroDivisionError):
253267 relative_fmt = ""
254268
255- md.append(f"| {name} | {score_fmt} | {error_fmt} | {unit} | {relative_fmt} |")
269+ md.append(
270+ f"| {name} | {score_fmt} | {error_fmt} | {unit} | {relative_fmt} |"
271+ )
256272
257273 md.append("")
258274
259275 md.append("### Raw Results")
260276 md.append("")
261277 md.append("```")
262- md.append(f"{'Benchmark':<50} {'Mode':>6} {'Cnt':>4} {'Score':>14} {'Error':>12} Units")
278+ md.append(
279+ f"{'Benchmark':<50} {'Mode':>6} {'Cnt':>4} {'Score':>14} {'Error':>12} Units"
280+ )
263281
264282 for b in sorted(results, key=lambda x: x.get("benchmark", "")):
265283 name = b.get("benchmark", "").replace("io.prometheus.metrics.benchmarks.", "")
@@ -283,7 +301,9 @@ def generate_markdown(results: List, commit_sha: str, repo: str) -> str:
283301 except (ValueError, TypeError):
284302 error_str = ""
285303
286- md.append(f"{name:<50} {mode:>6} {cnt:>4} {score_str:>14} {error_str:>12} {unit}")
304+ md.append(
305+ f"{name:<50} {mode:>6} {cnt:>4} {score_str:>14} {error_str:>12} {unit}"
306+ )
287307
288308 md.append("```")
289309 md.append("")
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