quixote/form widget.py,1.27,1.28

Update of /home/cvs/quixote/form
In directory hewson:/tmp/cvs-serv15446

Modified Files:
	widget.py 
Log Message:
Add constructor and __str__() to FormValueError, so it has a 
well-defined interface.

Index: widget.py
===================================================================
RCS file: /home/cvs/quixote/form/widget.py,v
retrieving revision 1.27
retrieving revision 1.28
diff -u -d -r1.27 -r1.28
--- widget.py	14 Oct 2002 23:19:18 -0000	1.27
+++ widget.py	23 Oct 2002 19:58:58 -0000	1.28
@@ -16,6 +16,12 @@
 class FormValueError (Exception):
     """Raised whenever a widget has problems parsing its value."""
 
+    def __init__ (self, msg):
+        self.msg = msg
+
+    def __str__ (self):
+        return self.msg
+
 
 class Widget:
     """Abstract base class for web widgets.  The key elements