lib/py/webnotes/defs.py -> conf.py (see sample in lib/conf/conf.py)
diff --git a/index.cgi b/index.cgi
index 60a9167..e597239 100755
--- a/index.cgi
+++ b/index.cgi
@@ -27,6 +27,7 @@
 cgitb.enable()
 
 # import libs
+sys.path.append('.')
 sys.path.append('lib/py')
 sys.path.append('erpnext')