X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/44bf767a1d67bd6a2ede60d499ba1b5911fd4cbd..c9c2cf703c1213a7413d41d7d69a5c21b7acb63b:/wxPython/src/mac/calendar.py

diff --git a/wxPython/src/mac/calendar.py b/wxPython/src/mac/calendar.py
index 64a43d13f8..71b85d2a05 100644
--- a/wxPython/src/mac/calendar.py
+++ b/wxPython/src/mac/calendar.py
@@ -149,11 +149,11 @@ class CalendarEvent(_core.CommandEvent):
 
     def PySetDate(self, date):
         """takes datetime.datetime or datetime.date object"""
-        self.SetDate(_py2wx(date))
+        self.SetDate(_pydate2wxdate(date))
 
     def PyGetDate(self):
         """returns datetime.date object"""
-        return _wx2py(self.GetDate())
+        return _wxdate2pydate(self.GetDate())
 
 
 class CalendarEventPtr(CalendarEvent):
@@ -476,19 +476,19 @@ class CalendarCtrl(_core.Control):
     GetClassDefaultAttributes = staticmethod(GetClassDefaultAttributes)
     def PySetDate(self, date):
         """takes datetime.datetime or datetime.date object"""
-        self.SetDate(_py2wx(date))
+        self.SetDate(_pydate2wxdate(date))
 
     def PyGetDate(self):
         """returns datetime.date object"""
-        return _wx2py(self.GetDate())
+        return _wxdate2pydate(self.GetDate())
 
     def PySetLowerDateLimit(self, date):
         """takes datetime.datetime or datetime.date object"""
-        self.SetLowerDateLimit(_py2wx(date))
+        self.SetLowerDateLimit(_pydate2wxdate(date))
 
     def PySetUpperDateLimit(self, date):
         """takes datetime.datetime or datetime.date object"""
-        self.SetUpperDateLimit(_py2wx(date))
+        self.SetUpperDateLimit(_pydate2wxdate(date))
 
     def PySetDateRange(self, lowerdate, upperdate):
         """takes datetime.datetime or datetime.date objects"""
@@ -497,11 +497,11 @@ class CalendarCtrl(_core.Control):
 
     def PyGetLowerDateLimit(self):
         """returns datetime.date object"""
-        return _wx2py(self.GetLowerDateLimit())
+        return _wxdate2pydate(self.GetLowerDateLimit())
 
     def PyGetUpperDateLimit(self):
         """returns datetime.date object"""
-        return _wx2py(self.GetUpperDateLimit())
+        return _wxdate2pydate(self.GetUpperDateLimit())
 
 
 class CalendarCtrlPtr(CalendarCtrl):
@@ -540,17 +540,20 @@ def CalendarCtrl_GetClassDefaultAttributes(*args, **kwargs):
     """
     return _calendar.CalendarCtrl_GetClassDefaultAttributes(*args, **kwargs)
 
-def _py2wx(date):
+def _pydate2wxdate(date):
     import datetime
     assert isinstance(date, (datetime.datetime, datetime.date))
     tt = date.timetuple()
     dmy = (tt[2], tt[1]-1, tt[0])
     return wx.DateTimeFromDMY(*dmy)
 
-def _wx2py(date):
+def _wxdate2pydate(date):
     import datetime
     assert isinstance(date, wx.DateTime)
-    ymd = map(int, date.FormatISODate().split('-'))
-    return datetime.date(*ymd)
+    if date.IsValid():
+        ymd = map(int, date.FormatISODate().split('-'))
+        return datetime.date(*ymd)
+    else:
+        return None