Stats function moved to be better shared across metrics

pcmdi_metrics/io/__init__.py

@@ -4,4 +4,19 @@
 from .base import MV2Json # noqa
 from .default_regions_define import load_regions_specs # noqa
 from .default_regions_define import region_subset # noqa
-from .select_subset import select_subset # noqa
+from .xcdat_xarray_dataset_io import ( # noqa
+ get_axis_list,
+ get_lat_bounds_key,
+ get_lat_key,
+ get_latitude,
+ get_latitude_bounds,
+ get_lon_bounds_key,
+ get_lon_key,
+ get_longitude,
+ get_longitude_bounds,
+ get_time,
+ get_time_bound,
+ get_time_bounds_key,
+ get_time_key,
+ select_subset,
+)