code: def address(self, street, city=None, state=None, zipcode=None, **kwargs):
          '''Geocode an address.'''
          fields = {
              'street': street,
              'city': city,
              'state': state,
              'zip': zipcode,
          }
  
          return self._fetch('address', fields, **kwargsf address(self, street, city=None, state=None, zipcode=None, **kwargs):
          '''Geocode an address.'''
          fields = {
              'street': street,
              'city': city,
              'state': state,
              'zip': zipcode,
          }
  
          return self._fetch('address', fields, **kwargs)
docs: Geocode an address.