--- DateTime.py.orig    2006-09-12 21:57:47.000000000 +0000
+++ DateTime.py 2006-09-12 22:19:51.000000000 +0000
@@ -731,7 +731,7 @@
             elif isinstance(arg, (unicode, str)):
                 # Date/time string

-                if arg.find(' ')==-1 and arg[4]=='-':
+                if arg.find(' ')==-1 and ( arg[4]=='-' or arg[4:6].isdigit() ):
                     yr,mo,dy,hr,mn,sc,tz=self._parse_iso8601(arg)
                 else:
                     yr,mo,dy,hr,mn,sc,tz=self._parse(arg, datefmt)
@@ -1742,7 +1742,7 @@
         month=day=1
         hour=minute=seconds=hour_off=min_off=0

-        datereg = re.compile('([0-9]{4})(-([0-9][0-9]))?(-([0-9][0-9]))?')
+        datereg = re.compile('([0-9]{4})(-?([0-9][0-9]))?(-?([0-9][0-9]))?')
         timereg = re.compile('T([0-9]{2})(:([0-9][0-9]))?(:([0-9][0-9]))?(\.[0-9]{1,20})?')
         zonereg = re.compile('([+-][0-9][0-9])(:?([0-9][0-9]))')