Fixed error in setting None values

svn: r9381
2007-11-21 15:11:14 +00:00
parent 5975600e6a
commit d692868ce0
2 changed files with 17 additions and 5 deletions
--- a/src/gen/lib/date.py
+++ b/src/gen/lib/date.py
@ -542,9 +542,18 @@ class Date:
        Sets the year, month, and day values by offset
        """
        dv = list(self.dateval)
-        dv[Date._POS_YR] += year
-        dv[Date._POS_MON] += month
-        dv[Date._POS_DAY] += day
+        if dv[Date._POS_YR]:
+            dv[Date._POS_YR] += year
+        elif year:
+            dv[Date._POS_YR] = year
+        if dv[Date._POS_MON]:
+            dv[Date._POS_MON] += month
+        elif month:
+            dv[Date._POS_MON] = month
+        if dv[Date._POS_DAY]:
+            dv[Date._POS_DAY] += day
+        elif day:
+            dv[Date._POS_DAY] = day            
        self.dateval = tuple(dv)
        self._calc_sort_value()