having one nan on a column diff is normal

bids-standard · Aug 2, 2024 · b2dd1a8 · b2dd1a8
1 parent 6e79570
commit b2dd1a8
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tests/test_edf2bids.py b/tests/test_edf2bids.py
@@ -76,7 +76,8 @@ def _check_output_content(output_dir, input_file, eye=1):
 
         # space between timestamps should always be the same.
         if ending == "_physio":
-            assert len(df[0].diff().unique()) == 1
+            # length is because  first rwo will give a nan
+            assert len(df[0].diff().unique()) == 2
 
 
 @pytest.mark.skipif(not _check_edf2asc_present(), reason="edf2asc missing")