diff --git a/onn.py b/onn.py
index 335dcc8..8b9480f 100755
--- a/onn.py
+++ b/onn.py
@@ -11,9 +11,6 @@ from onn_core import _check, _f, _0, _1
 
 import sys
 
-def lament(*args, **kwargs):
-    print(*args, file=sys.stderr, **kwargs)
-
 _log_was_update = False
 def log(left, right, update=False):
     s = "\x1B[1m  {:>20}:\x1B[0m   {}".format(left, right)
diff --git a/onn_core.py b/onn_core.py
index 59f5e7d..d6b552a 100644
--- a/onn_core.py
+++ b/onn_core.py
@@ -1,5 +1,8 @@
 import sys
 
+def lament(*args, **kwargs):
+    print(*args, file=sys.stderr, **kwargs)
+
 import numpy as np
 _f = np.float32