code: def default_location(self) -> str:
      return self._default_region
  
file_path: hail/batch/batch/cloud/azure/driver/regions.py
imports: import random
  from typing import List
  from ....driver.exceptions import RegionsNotSupportedError
  from ....driver.location import CloudLocationMonitor
label_desc: Use image node_id 2 for calling the RegionMonitor obj's underlying member method code with example usage: obj.default_location() and returns: self