CVS: Products/PluggableAuthService - utils.py:1.6.2.2

Update of /cvs-repository/Products/PluggableAuthService
In directory cvs.zope.org:/tmp/cvs-serv29327

Modified Files:
      Tag: sidnei-challenge-protocol-chooser
	utils.py 
Log Message:

- Always return a tuple here


=== Products/PluggableAuthService/utils.py 1.6.2.1 => 1.6.2.2 ===
--- Products/PluggableAuthService/utils.py:1.6.2.1	Tue Aug 16 18:21:01 2005
+++ Products/PluggableAuthService/utils.py	Wed Aug 17 15:51:39 2005
@@ -14,20 +14,28 @@
 ##############################################################################
 import os
 import unittest
+from types import TupleType, ListType
 
 from Globals import package_home
 
+def tuplize(value):
+    if isinstance(value, TupleType):
+        return value
+    if isinstance(value, ListType):
+        return tuple(value)
+    return (value,)
+
 try:
     from zope.interface import providedBy
 except ImportError:
     def providedBy(obj):
-        return obj.__implements__
+        return tuplize(obj.__implements__)
 
 try:
     from zope.interface import implementedBy
 except ImportError:
     def implementedBy(klass):
-        return klass.__implements__
+        return tuplize(klass.__implements__)
 
 try:
     from Products.Five.bridge import fromZ2Interface

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