[SQL-CVS] r696 - trunk/SQLObject/sqlobject

[<sub...@co...>]

Author: ianb
Date: 2005-04-01 17:34:57 +0000 (Fri, 01 Apr 2005)
New Revision: 696

Modified:
   trunk/SQLObject/sqlobject/classregistry.py
Log:
Give better error message when a class is not found

Modified: trunk/SQLObject/sqlobject/classregistry.py
===================================================================
--- trunk/SQLObject/sqlobject/classregistry.py	2005-03-30 15:28:00 UTC (rev 695)
+++ trunk/SQLObject/sqlobject/classregistry.py	2005-04-01 17:34:57 UTC (rev 696)
@@ -98,7 +98,15 @@
             callback(cls, *args, **kw)
 
     def getClass(self, className):
-        return self.classes[className]
+        try:
+            return self.classes[className]
+        except KeyError:
+            all = self.classes.keys()
+            all.sort()
+            raise KeyError(
+                "No class %s found in the registry %s (these classes "
+                "exist: %s)"
+                % (className, self.name or '[default]', ', '.join(all)))
 
     def allClasses(self):
         return self.classes.values()