CompilerError used to be defined in Products.PageTemplates.TALES in

Zope 2.8, so try to import it first and fallback on zope.tales.tales
for Zope 2.12.

This fixes failures of testDynamicClassGeneration on Zope 2.8.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@43957 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Utils.py

@@ -1280,7 +1280,12 @@ def createExpressionContext(object, portal=None):
   tv[cache_key] = ec
   return ec
 
-from zope.tales.tales import CompilerError
+# CompilerError used to be defined in Products.PageTemplates.TALES in
+# Zope 2.8
+try:
+  from Products.PageTemplates.TALES import CompilerError
+except ImportError:
+  from zope.tales.tales import CompilerError
 
 def evaluateExpressionFromString(expression_context, expression_string):
   """