provide __getitem__() method for tracking storage, tolerating track ids in string format

scopes/storage/tracking.py

@@ -81,9 +81,15 @@ class Container(object):
         self.table = self.getTable()
 
     def get(self, trackId):
-        stmt = self.table.select().where(self.table.c.trackid == trackId)
+        stmt = self.table.select().where(self.table.c.trackid == int(trackId))
         return self.makeTrack(self.session.execute(stmt).first())
 
+    def __getitem__(self, trackId):
+        tr = self.get(trackId)
+        if tr is None:
+            raise KeyError(trackId)
+        return tr
+
     def query(self, **crit):
         stmt = self.table.select().where(
                 and_(*self.setupWhere(crit))).order_by(self.table.c.trackid)

tests/tlib.py

@@ -19,7 +19,8 @@ def test_tracking(self, storage):
         trid01 = tracks.save(tr01)
         self.assertTrue(trid01 > 0)
 
-        tr01a = tracks.get(trid01)
+        #tr01a = tracks.get(trid01)
+        tr01a = tracks['%07i' % trid01]
         self.assertEqual(tr01a.head, tr01.head)
         self.assertEqual(tr01a.trackId, trid01)
         self.assertEqual(tr01a.data.get('activity'), 'testing')