temp var names in the TemplateTransform may become user visible, so they must...

temp var names in the TemplateTransform may become user visible, so they must be encoded as identifiers

Cython/Compiler/TreeFragment.py

@@ -14,6 +14,7 @@ from ExprNodes import NameNode
 import Parsing
 import Main
 import UtilNodes
+import StringEncoding
 
 """
 Support for parsing strings into code trees.
@@ -120,7 +121,7 @@ class TemplateTransform(VisitorTransform):
         temphandles = []
         for temp in temps:
             TemplateTransform.temp_name_counter += 1
-            handle = "__tmpvar_%d" % TemplateTransform.temp_name_counter
+            handle = StringEncoding.EncodedString("__tmpvar_%d" % TemplateTransform.temp_name_counter)
 #            handle = UtilNodes.TempHandle(PyrexTypes.py_object_type)
             tempmap[temp] = handle
 #            temphandles.append(handle)