Merge branch 'fix-datetime-imports' of https://github.com/pnuu/satpy …

…into fix-datetime-imports

satpy/readers/goes_imager_nc.py

@@ -732,7 +732,7 @@ def _get_area_def_uniform_sampling(self, lon0, channel):
     def start_time(self):
         """Start timestamp of the dataset."""
         timestamp = self.nc["time"].dt
-        return dt.timestamptime(
+        return dt.datetime(
             year=int(timestamp.year.item()),
             month=int(timestamp.month.item()),
             day=int(timestamp.day.item()),