do not attempt to divide the price by None or 0

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@19833 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_trade/SkinTemplateItem/portal_skins/erp5_trade/Resource_getPrice.xml

@@ -118,6 +118,7 @@ if base_price not in (None, \'\'):\n
 \n
   # Divide by the priced quantity\n
   priced_quantity = price_parameter_dict[\'priced_quantity\']\n
+  if priced_quantity not in (None, 0):\n
     unit_base_price /= priced_quantity\n
 \n
 # Return result\n

bt5/erp5_trade/SkinTemplateItem/portal_skins/erp5_trade/Resource_getPriceCalculationOperandDict.xml

@@ -118,6 +118,7 @@ if base_price not in (None, \'\'):\n
 \n
   # Divide by the priced quantity\n
   priced_quantity = price_parameter_dict[\'priced_quantity\']\n
+  if priced_quantity not in (None, 0):\n
     unit_base_price /= priced_quantity\n
 \n
 # Return result\n

bt5/erp5_trade/bt/revision

-189
\ No newline at end of file
+190
\ No newline at end of file