new dios vers

dios @ 01b20e25

-Subproject commit 7533cd1455996d1e96c91c9c5983948137a2e523
+Subproject commit 01b20e25953a70d16ed43340aa09013f8553a1cc

test/common.py

@@ -32,7 +32,7 @@ def initData(cols=2, start_date="2017-01-01", end_date="2017-12-31", freq=None,
     if rows is None:
         freq = freq or '1h'
 
-    di = dios.DictOfSeries(itype=dios.DatetimeItype)
+    di = dios.DictOfSeries(itype=dios.DtItype)
     dates = pd.date_range(start=start_date, end=end_date, freq=freq, periods=rows)
     dummy = np.arange(len(dates))