feat: ProgressBarCallback 支持日志行输出到 stdout

- serialization 和 metric_logger 的 timestamp 统一使用 ISO 8601 格式 - ProgressBarCallback 新增 log_interval/file 参数，默认输出到 sys.stdout
2026-05-19 19:12:38 +08:00
parent 45479b5731
commit 64be81b7b3
2 changed files with 10 additions and 4 deletions
@@ -38,7 +38,7 @@ class Checkpoint:
            meta = {
                "epoch": self.epoch,
                "iteration": self.iteration,
-                "timestamp": time.time(),
+                "timestamp": time.strftime("%Y-%m-%dT%H:%M:%S"),
            }
            meta.update(self.meta)
            with open(save_path / "meta.json", "w") as f: