code: def generate_map(timeout=10):
      
      r = requests.get(CLDR_WINZONE_URL, timeout=timeout)
      if r.status_code != 200:
          raise ValueError('Unexpected response: %s' % r)
      tz_map = {}
      for e in to_xml(r.content).find('windowsZones').find('mapTimezones').findall('mapZone'):
          for location in e.get('type').split(' '):
              if e.get('territory') == DEFAULT_TERRITORY or location not in tz_map:
                  # Prefer default territory. This is so MS_TIMEZONE_TO_PYTZ_MAP maps from MS timezone ID back to the
                  # "preferred" region/location timezone name.
                  tz_map[location] = e.get('other'), e.get('territory')
      return tz_map
docs: Helper method to update the map if the CLDR database is updated