code: def test_process_crs_rasterio():
      pytest.importorskip("pyproj")
      rcrs = pytest.importorskip("rasterio.crs")
      ccrs = pytest.importorskip("cartopy.crs")
      input = rcrs.CRS.from_epsg(4326).to_wkt()
      crs = process_crs(input)
      assert isinstance(crs, ccrs.CRS)
  
imports: import numpy
  import pandas
  import pytest
  from unittest import TestCase, SkipTest
  from hvplot.util import check_crs, is_list_like, process_crs, process_xarray, _convert_col_names_to_str, instantiate_crs_str
label_desc: Use image node_id 7 for calling a global function with example usage: test_process_crs_rasterio() without return types