code: def build(self, parent):
      geo = parent.data[[self.lat_col, self.lon_col]].dropna()
      geo.columns = ["lat", "lon"]
      col_types = grid_columns(geo)
      f = grid_formatter(col_types, nan_display=None)
      return_data = f.format_lists(geo)
      return return_data, self._build_code()
  
imports: import numpy
  import pandas
  import plotly.express
  import plotly.graph_objs
  import pprint
  import scipy.stats
  import time
  import dtale.global_state
  import dtale.pandas_util
  from dtale.code_export import build_code_export, build_final_chart_code
  from dtale.column_builders import clean, clean_code
  from dtale.describe import load_describe
  from dtale.query import build_query, load_filterable_data
  from dtale.utils import apply, classify_type, find_dtype, find_dtype_formatter, find_selected_column, get_bool_arg, get_int_arg, get_str_arg, grid_columns, grid_formatter, json_float, json_timestamp, make_list
label_desc: Use image node_id 2 for calling the GeolocationAnalysis obj's underlying member method code with example usage: obj.build(parent) and returns: return_data,  self