adding session edit

rowers/plannedsessions.py

@@ -110,6 +110,14 @@ def get_sessions(r,startdate=timezone.now(),
         rower__in=[r],
         startdate__gte=startdate,
         enddate__lte=enddate,
-        ).order_by("startdate")
+        ).order_by("startdate","enddate")
 
     return sps
+
+def update_plannedsession(ps,cd):
+    for attr, value in cd.items():
+        setattr(ps, attr, value)
+
+    ps.save()
+
+    return 1,'Planned Session Updated'