class_docstr: Location container 
class_docstr_tok: ["Location","container"]
code: def _check_for_list(self, location):
      # Standard LatLng list or tuple with 2 number values
      if len(location) == 2:
          lat = self._convert_float(location[0])
          lng = self._convert_float(location[1])
          condition_1 = isinstance(lat, float)
          condition_2 = isinstance(lng, float)
  
          # Check if input are Floats
          if condition_1 and condition_2:
              condition_3 = -90 <= lat <= 90
              condition_4 = -180 <= lng <= 180
  
              # Check if inputs are within the World Geographical
              # boundary (90,180,-90,-180)
              if condition_3 and condition_4:
                  self.lat = lat
                  self.lng = lng
                  return self.lat, self.lng
              else:
                  raise ValueError(
                      "Coords are not within the world's geographical boundary"
                  )
          else:
              raise ValueError("Coordinates must be numbers")
  
imports: import re
  import geocoder
  from six import string_types
label_desc: Use image node_id 5 for calling the Location obj's underlying member method code with example usage: obj._check_for_list(location) and returns: self,  self