Add catch for negative length trimming

eqcorrscan · Jun 19, 2024 · ad1ff18 · ad1ff18
1 parent d166230
commit ad1ff18
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/eqcorrscan/utils/mag_calc.py b/eqcorrscan/utils/mag_calc.py
@@ -919,6 +919,9 @@ def amp_pick_event(event, st, inventory, chans=('Z',), var_wintype=True,
                 else:
                     trim_start = s_time - pre_pick
                 trim_end = s_time + winlen
+            if trim_end <= trim_start:
+                Logger.error(f"Trying to trim to negative length: {trim_start} -- {trim_end}. Skipping")
+                continue
             tr = tr.trim(trim_start, trim_end)
             if len(tr.data) <= 10:
                 Logger.warning(f'Insufficient data for {sta}')