code: def test_colorado_counties():
      """Check assumptions about county polygons."""
      counties = gpd.read_file(
          eio.path_to_example("colorado-counties.geojson")
      )
      assert counties.shape == (64, 13)
      assert counties.crs == "epsg:4326"
  
imports: import os
  import requests
  import pytest
  import numpy
  import rasterio
  import geopandas
  import earthpy.io
label_desc: Use image node_id 7 for calling a global function with example usage: test_colorado_counties() without return types