[tryton-dev] account: Fix tax_code usage as it can be None (issue 813002)

[cedric . krier]

Reviewers: ,


Please review this at http://codereview.tryton.org/813002/

Affected files:
  M move.py


Index: move.py
===================================================================

--- a/move.py
+++ b/move.py
@@ -808,7 +808,9 @@
                             line.debit or line.credit, 1):
                         if ((tax_line['tax'][key + '_account'].id
                                 or line.account.id) == account_id
-                                and (tax_line['tax'][key + '_tax_code'].id
+                                and ((tax_line['tax'][key + '_tax_code'].id
+                                        if tax_line['tax'][key  
+ '_tax_code']
+                                        else None)
                                     == code_id)
                                 and tax_line['tax'].id == tax_id):
                             if line.debit:
@@ -937,7 +939,8 @@
                 base_amounts = {}
                 for tax_line in Tax.compute(self.account.taxes,
                         debit or credit, 1):
-                    code_id = tax_line['tax'][key + '_base_code'].id
+                    code_id = (tax_line['tax'][key + '_base_code'].id
+                        if tax_line['tax'][key + '_base_code'] else None)
                     if not code_id:
                         continue
                     tax_id = tax_line['tax'].id