code: def geoseries_points():
      p1 = Point(1, 2)
      p2 = Point(2, 3)
      p3 = Point(3, 4)
      p4 = Point(4, 1)
      return geopandas.GeoSeries([p1, p2, p3, p4])
  
file_path: geopandas/geopandas/tools/tests/test_hilbert_curve.py
imports: import numpy
  from shapely.geometry import Point
  from shapely.wkt import loads
  import geopandas
  import pytest
  from pandas.testing import assert_series_equal
label_desc: Use image node_id 2 for calling a global function with example usage: geoseries_points() and returns: geopandas