Update app.py

app.py

@@ -150,6 +150,27 @@ def eval_latest(run_dir_text):
         f"--output_dir='{eval_out_dir}'"
     )
     rc, tail = _run(cmd, elog)
+        # --- begin optional patch: extract metrics from log tail ---
+    import re, ast
+    metrics_txt = "(metrics.json not found)"
+    p = pathlib.Path(eval_out_dir) / "metrics.json"
+    # try to parse the last Python-dict-looking block from the log tail
+    m = re.findall(r"\{[^}]+pc_success[^}]+\}", tail, flags=re.S)
+    if m:
+        try:
+            d = ast.literal_eval(m[-1])
+            out = {
+                "success_rate": d.get("pc_success"),
+                "avg_max_overlap": d.get("avg_max_reward"),
+                "avg_sum_reward": d.get("avg_sum_reward"),
+                "eval_s": d.get("eval_s"),
+            }
+            p.write_text(json.dumps(out, indent=2))
+            metrics_txt = f"Success rate: {out['success_rate']}\nAvg max overlap: {out['avg_max_overlap']}"
+        except Exception:
+            pass
+    # --- end optional patch ---
+    
     metrics_txt = "(metrics.json not found)"
     p = pathlib.Path(eval_out_dir) / "metrics.json"
     if p.exists():