Resolve "release v1.2.0"

Closes #257 (closed)

mlair/helpers/__init__.py

@@ -3,4 +3,4 @@
 from .testing import PyTestRegex, PyTestAllEqual
 from .time_tracking import TimeTracking, TimeTrackingWrapper
 from .logger import Logger
-from .helpers import remove_items, float_round, dict_to_xarray, to_list, extract_value
+from .helpers import remove_items, float_round, dict_to_xarray, to_list, extract_value, select_from_dict