X-Git-Url: http://dolda2000.com/gitweb/?a=blobdiff_plain;f=wrw%2Fsp%2Fcons.py;h=4052dce03344e06ee3c00c31b255461f0664cd4e;hb=cbb90a8de3bed03b68b6e537433c6e6d17ff52cb;hp=8366cc7cff1d5d0190618537c942cec2f1b4f361;hpb=a573465ea03bd2a484252e87e0364d9376ec6bfc;p=wrw.git

diff --git a/wrw/sp/cons.py b/wrw/sp/cons.py
index 8366cc7..4052dce 100644
--- a/wrw/sp/cons.py
+++ b/wrw/sp/cons.py
@@ -1,9 +1,7 @@
 import xml.dom.minidom
 
 class node(object):
-    def __str__(self):
-        doc = xml.dom.minidom.Document()
-        return self.__todom__(doc).toxml()
+    pass
 
 class text(node, unicode):
     def __todom__(self, doc):
@@ -36,6 +34,10 @@ class element(node):
             el.appendChild(child.__todom__(doc))
         return el
 
+    def __str__(self):
+        doc = xml.dom.minidom.Document()
+        return self.__todom__(doc).toxml()
+
 class context(object):
     def __init__(self):
         self.nodeconv = {}
@@ -58,10 +60,11 @@ class context(object):
         node.children.append(self.nodefrom(child))
 
     def addattr(self, node, k, v):
-        node.attrs[unicode(k)] = unicode(v)
+        if v is not None:
+            node.attrs[unicode(k)] = unicode(v)
 
 class constructor(object):
-    def __init__(self, ns, elcls = element, ctx=None):
+    def __init__(self, ns, elcls=element, ctx=None):
         self._ns = ns
         self._elcls = elcls
         if ctx is None: ctx = context()