docstr: Tests output sizes for the naturalearth datasets.
code: def test_integration_natural_earth(
      self,
      predicate,
      expected_shape,
      naturalearth_lowres,
      naturalearth_cities,
  ):
      """Tests output sizes for the naturalearth datasets."""
      world = read_file(naturalearth_lowres)
      capitals = read_file(naturalearth_cities)
  
      res = world.sindex.query(capitals.geometry, predicate)
      assert res.shape == expected_shape
  
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 29 for calling the TestShapelyInterface obj's underlying member method code with example usage: obj.test_integration_natural_earth(predicate, expected_shape, naturalearth_lowres, naturalearth_cities) without return types