docstr: Selecting a subset of columns preserves the index.
code: def test_rebuild_on_multiple_col_selection(self):
      """Selecting a subset of columns preserves the index."""
      original_index = self.df.sindex
      # Selecting a subset of columns preserves the index for pandas < 2.0
      # with pandas 2.0, the column is now copied, losing the index (although
      # with Copy-on-Write, this will again be preserved)
      subset1 = self.df[["geom", "A"]]
      if compat.PANDAS_GE_20 and not pd.options.mode.copy_on_write:
          assert subset1.sindex is not original_index
      else:
          assert subset1.sindex is original_index
      subset2 = self.df[["A", "geom"]]
      if compat.PANDAS_GE_20 and not pd.options.mode.copy_on_write:
          assert subset2.sindex is not original_index
      else:
          assert subset2.sindex is original_index
  
imports: from math import sqrt
  import numpy
  import pandas
  import pytest
  import shapely
  from numpy.testing import assert_array_equal
  from shapely.geometry import GeometryCollection, LineString, MultiPolygon, Point, Polygon, box
  import geopandas
  from geopandas import GeoDataFrame, GeoSeries, read_file
  from geopandas import _compat
label_desc: Use image node_id 7 for calling the TestFrameSindex obj's underlying member method code with example usage: obj.test_rebuild_on_multiple_col_selection() without return types