avoid possible KeyError in _removeAllButLastWorkflowHistory().

d081be2f · Kazuhiko Shiozaki · ba9c184b · d081be2f
Commit d081be2f authored Mar 15, 2014 by Kazuhiko Shiozaki
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Showing with 3 additions and 3 deletions

product/ERP5/Document/BusinessTemplate.py product/ERP5/Document/BusinessTemplate.py +3 -3

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--- a/product/ERP5/Document/BusinessTemplate.py
+++ b/product/ERP5/Document/BusinessTemplate.py
@@ -3947,9 +3947,9 @@ class DocumentTemplateItem(FilesystemToZodbTemplateItem):
      wf_history = obj.workflow_history[wf_id][-1]
      # Remove useless modifcation 'time' and 'actor' (conflicts with VCSs)
-      del wf_history['time']
+      wf_history.pop('time', None)
-      del wf_history['actor']
+      wf_history.pop('actor', None)
-      del wf_history['comment']
+      wf_history.pop('comment', None)
      obj.workflow_history[wf_id] = WorkflowHistoryList([wf_history])