domimpl = xml.dom.minidom.getDOMImplementation()
import urlparse
import urllib
-from DAV import utils
-from DAV.propfind import PROPFIND
+from osv import osv
import tools
+try:
+ from DAV import utils
+ from DAV.propfind import PROPFIND
+except ImportError:
+ raise osv.except_osv('PyWebDAV Import Error!','Please install pywebdav \
+from http://pywebdav.googlecode.com')
+
super_mk_prop_response = PROPFIND.mk_prop_response