code: def test_cudf_dataframe_init():
      df = cudf.DataFrame({"a": [1, 2, 3], "b": [4, 5, 6]})
      gdf = cuspatial.GeoDataFrame(df)
      assert_eq_geo_df(gdf.to_pandas(), df.to_pandas())
  
imports: import geopandas
  import numpy
  import pandas
  import pytest
  from geopandas.testing import assert_geodataframe_equal
  from shapely.affinity import rotate
  from shapely.geometry import LineString, MultiLineString, MultiPoint, MultiPolygon, Point, Polygon
  import cudf
  import cuspatial
label_desc: Use image node_id 29 for calling a global function with example usage: test_cudf_dataframe_init() without return types