add comment for nan

Signed-off-by: Jinzhe Zeng <[email protected]>
deepmodeling · Dec 11, 2023 · 18c2ed1 · 18c2ed1
1 parent f4e855e
commit 18c2ed1
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/deepmd/train/trainer.py b/deepmd/train/trainer.py
@@ -943,6 +943,7 @@ def print_header(fp, train_results, valid_results, multi_task_mode=False):
                     for k in train_results[fitting_key].keys():
                         print_str += prop_fmt % (k + "_trn")
                 print_str += "   %8s\n" % (fitting_key + "_lr")
+        print_str += "# If there is no available reference data, rmse_*_{val,trn} will print nan\n"
         fp.write(print_str)
         fp.flush()