code: def test_europp(self):
      europp = ccrs.EuroPP()
      proj4_init = europp.proj4_init
      # Transverse Mercator, UTM zone 32,
      assert "+proj=utm" in proj4_init
      assert "+zone=32" in proj4_init
      # International 1924 ellipsoid.
      assert "+ellps=intl" in proj4_init
  
imports: import copy
  from io import BytesIO
  import os
  from pathlib import Path
  import pickle
  import warnings
  import numpy
  from numpy.testing import assert_almost_equal, assert_array_equal
  from numpy.testing import assert_array_almost_equal
  import pyproj
  import pytest
  import shapely.geometry
  import cartopy.crs
label_desc: Use image node_id 7 for calling the TestCRS obj's underlying member method code with example usage: obj.test_europp() without return types