Per #1289, set lead to last lead in list when using explicit file lis…

…t functionality so that output template can reference the forecast lead if looping by lead

metplus/wrappers/series_analysis_wrapper.py

@@ -667,6 +667,9 @@ def _get_fcst_and_obs_path(self, time_info, storm_id, lead_group):
         # if file list are explicitly specified,
         # return the file list file paths
         if self.c_dict.get('EXPLICIT_FILE_LIST', False):
+            # set forecast lead to last lead in list to set in output filename
+            if leads:
+                time_info['lead'] = leads[-1]
             if self.c_dict['USING_BOTH']:
                 both_path = do_string_sub(self.c_dict['BOTH_INPUT_FILE_LIST'],
                                           **time_info)