Catch the case of zero length event list in CheckforAddSimulatedWavec…

…al (#210)
spacetelescope · Apr 6, 2022 · 5f10ea0 · 5f10ea0
1 parent 59c0c68
commit 5f10ea0
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/calcos/calcos.py b/calcos/calcos.py
@@ -2640,6 +2640,10 @@ def CheckforAddSimulatedWavecal(self, association, wavecal_info, debug=False):
             cosutil.printMsg("Cannot get events from data extension")
             return False
         f1.close()
+        if len(events) == 0:
+            if debug:
+                cosutil.printMsg("Don't add simulated wavecal as no events recorded")
+            return False
         events_duration = time[-1] - time[0]
         mintime = self.getMinTime(wcp_info)
         if mintime is None: