Found and fixed error in concat due to recoding.

Convert-EUProcessingFactorsDB/Convert-EUProcessingFactorsDB.py

@@ -400,10 +400,8 @@ efsa_combined.mcra.copycolumn(
 #
 efsa_combined.loc[
     (efsa_combined['idProcessingType'].notna()),
-    'idFoodProcessed'] = '{idFoodUnProcessed}-{idProcessingType}'.format(
-        idFoodUnProcessed=efsa_combined['idFoodUnProcessed'].astype(str),
-        idProcessingType=efsa_combined['idProcessingType'].astype(str))
-#
+    'idFoodProcessed'] = efsa_combined['idFoodUnProcessed'].astype(str) \
+                         + '-' + efsa_combined['idProcessingType'].astype(str)
 # That wasn't so hard :-)
 #