removed balance conversion function

Author: ZeeshanJan

tokenomics_decentralization/helper.py

@@ -12,7 +12,6 @@
 import logging
 from yaml import safe_load
 from dateutil.rrule import rrule, MONTHLY, WEEKLY, YEARLY, DAILY
-from typing import Union
 
 ROOT_DIR = pathlib.Path(__file__).resolve().parent.parent
 MAPPING_INFO_DIR = ROOT_DIR / 'mapping_information'