code: def test_drop_duplicates_series():
      # duplicated does not yet use EA machinery
      # (https://github.com/pandas-dev/pandas/issues/27264)
      # but relies on unstable hashing of unhashable objects in numpy array
      # giving flaky test (https://github.com/pandas-dev/pandas/issues/27035)
      dups = GeoSeries([Point(0, 0), Point(0, 0)])
      dropped = dups.drop_duplicates()
      assert len(dropped) == 1
  
imports: import os
  from packaging.version import Version
  import warnings
  import numpy
  from numpy.testing import assert_array_equal
  import pandas
  import shapely
  from shapely.geometry import Point, GeometryCollection, LineString, LinearRing
  import geopandas
  from geopandas import GeoDataFrame, GeoSeries
  import geopandas._compat
  from geopandas.array import from_shapely
  from geopandas.testing import assert_geodataframe_equal, assert_geoseries_equal
  from pandas.testing import assert_frame_equal, assert_series_equal
  import pytest
label_desc: Use image node_id 33 for calling a global function with example usage: test_drop_duplicates_series() without return types