* Fixed crashing caused by empty input_files

navimon/evaluateData.py

@@ -117,7 +117,8 @@ class EvaluateMonitoring:
     def get_total_file_size(self):
         try:
             self.df['total_file_size'] = self.df['input_files'].apply(lambda file_list: sum(map(
-                lambda x: float(x.rsplit(":", 1)[1]) / (1024 * 1024), eval(file_list))))
+                lambda x: float(x.rsplit(":", 1)[1]) / (1024 * 1024) if x != '' else np.nan, eval(file_list))))
+
         except Exception as e:
             print_with_color("Python-Error: " + str(e) + "\nFailed to calculate total file size requested by jobs!",
                              color='red')
@@ -243,7 +244,8 @@ class EvaluateMonitoring:
 
             # get file size at the end of the list entry
             self.df_file['size'] = self.df_file['size'].apply(
-                lambda x: float(x[0].rsplit(":", 1)[1]) / (1024 * 1024))
+                lambda x: float(x[0].rsplit(":", 1)[1]) / (1024 * 1024) if x != [] else np.nan)
+
         except Exception as e:
             print_with_color("Python-Error: " + str(e) + "\nFailed to calculate file duplicity and size!", color='red')
             exit(-1)