[Checkins] SVN: Sandbox/malthe/chameleon.core/src/chameleon/core/utils.py Catch all exceptions; it's not required to be able to determine length.

[Malthe Borch]

Log message for revision 93341:
  Catch all exceptions; it's not required to be able to determine length.

Changed:
  U   Sandbox/malthe/chameleon.core/src/chameleon/core/utils.py

-=-
Modified: Sandbox/malthe/chameleon.core/src/chameleon/core/utils.py
===================================================================
--- Sandbox/malthe/chameleon.core/src/chameleon/core/utils.py	2008-11-25 14:20:12 UTC (rev 93340)
+++ Sandbox/malthe/chameleon.core/src/chameleon/core/utils.py	2008-11-25 14:21:04 UTC (rev 93341)
@@ -188,7 +188,9 @@
     def insert(self, key, iterable):
         try:
             length = len(iterable)
-        except TypeError:
+        except:
+            # we catch all exceptions here, because it's not required
+            # for iteration
             length = None
             
         try:
@@ -201,7 +203,9 @@
             raise TypeError(
                 "Can only repeat over an iterable object (%s)." % iterable)
 
-        self[key] = (iterator, length)
+        if length is not None:
+            self[key] = (iterator, length)
+            
         return iterator
         
     def __getitem__(self, key):