Update ppg_intervalrelated.py

neuropsychology · Sep 4, 2023 · 1ca1c5d · 1ca1c5d
1 parent 60884fb
commit 1ca1c5d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/neurokit2/ppg/ppg_intervalrelated.py b/neurokit2/ppg/ppg_intervalrelated.py
@@ -86,6 +86,10 @@ def ppg_intervalrelated(data, sampling_rate=1000):
             )
 
         ppg_intervals = pd.DataFrame.from_dict(intervals, orient="index")
+    else:
+        raise ValueError(
+            "Input should be a dataframe or a dict of dataframes (epochs)."
+        )
 
     return ppg_intervals