Return an empty array rather than throwing an exception if no QRS dat…

…a is found.
neuropsychology · Jul 10, 2024 · feaf6ef · feaf6ef
1 parent a56c909
commit feaf6ef
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/neurokit2/ecg/ecg_findpeaks.py b/neurokit2/ecg/ecg_findpeaks.py
@@ -274,6 +274,9 @@ def _ecg_findpeaks_neurokit(
     qrs = smoothgrad > gradthreshold
     beg_qrs = np.where(np.logical_and(np.logical_not(qrs[0:-1]), qrs[1:]))[0]
     end_qrs = np.where(np.logical_and(qrs[0:-1], np.logical_not(qrs[1:])))[0]
+
+    if len(beg_qrs) == 0:
+        return []
     # Throw out QRS-ends that precede first QRS-start.
     end_qrs = end_qrs[end_qrs > beg_qrs[0]]