code: def df_states():
      return gpd.read_file(
          os.path.join(test_sets_directory, "states", "states.geojson")
      )
  
file_path: Pandas-Bokeh/Tests/test_GeoPandasBokeh.py
imports: import os
  import sys
  import pytest
  import pandas_bokeh
label_desc: Use image node_id 1 for calling a global function with example usage: df_states() and returns: gpd