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-rw-r--r--pykolab/xml/event.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/pykolab/xml/event.py b/pykolab/xml/event.py
index 7ecdf36..9d1f9e6 100644
--- a/pykolab/xml/event.py
+++ b/pykolab/xml/event.py
@@ -19,6 +19,7 @@ from os import path
from attendee import Attendee
from contact_reference import ContactReference
from recurrence_rule import RecurrenceRule
+from collections import OrderedDict
log = pykolab.getLogger('pykolab.xml_event')
@@ -367,7 +368,8 @@ class Event(object):
self.set_from_ical(attr.lower(), ical_event[attr])
# NOTE: Make sure to list(set()) or duplicates may arise
- for attr in list(set(ical_event.singletons)):
+ # NOTE: Keep the original order e.g. to read DTSTART before RECURRENCE-ID
+ for attr in list(OrderedDict.fromkeys(ical_event.singletons)):
if ical_event.has_key(attr):
if isinstance(ical_event[attr], list):
ical_event[attr] = ical_event[attr][0];