Remove functions in string module that are also string methods.  Also remove:
 * all calls to functions in the string module (except maketrans)
 * everything from stropmodule except for maketrans() which is still used
diff --git a/Lib/plat-riscos/rourl2path.py b/Lib/plat-riscos/rourl2path.py
index a5aee34..7694f1c 100644
--- a/Lib/plat-riscos/rourl2path.py
+++ b/Lib/plat-riscos/rourl2path.py
@@ -21,7 +21,7 @@
         url = url[2:]
     elif url[:2] == '//':
         raise RuntimeError, 'Cannot convert non-local URL to pathname'
-    components = string.split(url, '/')
+    components = url.split('/')
     if not components[0]:
         if '$' in components:
             del components[0]