Made runtime exceptions more readable.

lib/python/Products/PageTemplates/PageTemplate.py

@@ -87,7 +87,7 @@
 HTML- and XML-based template objects using TAL, TALES, and METAL.
 """
 
-__version__='$Revision: 1.4 $'[11:-2]
+__version__='$Revision: 1.5 $'[11:-2]
 
 import os, sys, traceback
 from TAL.TALParser import TALParser
@@ -145,7 +145,7 @@ class PageTemplate:
         output = StringIO()
         c = self.pt_getContext()
         c.update(extra_context)
-        __traceback_info__ = c
+        #__traceback_info__ = c
 
         TALInterpreter(self._v_program, self._v_macros,
                        getEngine().getContext(c),

lib/python/Products/PageTemplates/TALES.py

@@ -87,7 +87,7 @@
 An implementation of a generic TALES engine
 """
 
-__version__='$Revision: 1.3 $'[11:-2]
+__version__='$Revision: 1.4 $'[11:-2]
 
 import re, sys
 from MultiMapping import MultiMapping
@@ -255,7 +255,7 @@ class Context:
         try:
             return expression(self)
         except:
-            raise TALESError, (`expression`, sys.exc_info())
+            raise TALESError, (`expression`, sys.exc_info()), sys.exc_info()[2]
 
     evaluateValue = evaluate