Index: svn_client.i
===================================================================
--- svn_client.i
+++ svn_client.i	Sat Aug 31 00:43:31 2002
@@ -45,6 +45,20 @@
 };
 
 /* -----------------------------------------------------------------------
+   In svn_client_checkout and svn_client_update, the xml_src parameter
+   needs to be NULL sometimes.
+*/
+
+%typemap(python,in,parse="z") const char *xml_src "";
+
+/* -----------------------------------------------------------------------
+   In svn_client_import and svn_client_commit, the xml_dst parameter
+   needs to be NULL sometimes.
+*/
+
+%typemap(python,in,parse="z") const char *xml_dst "";
+
+/* -----------------------------------------------------------------------
    fix up the return hash for svn_client_propget()
 */
 %apply apr_hash_t **PROPHASH { apr_hash_t **props };