code: def add_geopandas(doctest_namespace):
      doctest_namespace["geopandas"] = geopandas
  
file_path: geopandas/geopandas/conftest.py
imports: import os.path
  import pytest
  import geopandas
  from geopandas.tests.util import _NYBB, _NATURALEARTH_LOWRES, _NATURALEARTH_CITIES
label_desc: Use image node_id 1 for calling a global function with example usage: add_geopandas(doctest_namespace) without return types