code: def address(self):
      if self.city:
          return "{0}, {1}, {2}".format(
              self.city, self.state, self.country
          )
      elif self.state:
          return "{0}, {1}".format(self.state, self.country)
      elif self.country:
          return "{0}".format(self.country)
      else:
          return ""
  
file_path: geocoder/geocoder/ipinfo.py
imports: from __future__ import absolute_import
  import logging
  from geocoder.base import OneResult, MultipleResultsQuery
  from geocoder.location import Location
label_desc: Use image node_id 3 for calling the IpinfoResult obj's underlying member method code with example usage: obj.address() and returns: str, str, str, str