docs: def _region_base(self, region):
          """
          Get the base address of a memory region.
  
          :param str region: ID of the memory region
          :return: Address of the memory region
          :rtype: int
          """
  
          if region == 'global':
              region_base_addr = 0
          elif region.startswith('stack_'):
              region_base_addr = self._stack_region_map.absolutize(region, 0)
          else:
              region_base_addr = self._generic_region_map.absolutize(region, 0)
  
          return region_base_addr