code: def test_custom_constructor_crs():
      class MyCustomInit(CustomConstructorCRS):
          _expected_types = ("Geographic 2D CRS",)
  
          def __init__(self, *, name: str):
              super().__init__(name)
  
      assert isinstance(MyCustomInit.from_epsg(4326), MyCustomInit)
  
imports: import pytest
  from pyproj.crs import CRS, BoundCRS, CompoundCRS, CustomConstructorCRS, DerivedGeographicCRS, GeocentricCRS, GeographicCRS, ProjectedCRS, VerticalCRS
  from pyproj.crs.coordinate_operation import AlbersEqualAreaConversion, LambertConformalConic2SPConversion, RotatedLatitudeLongitudeConversion, ToWGS84Transformation, TransverseMercatorConversion, UTMConversion
  from pyproj.crs.coordinate_system import Cartesian2DCS, Ellipsoidal3DCS, VerticalCS
  from pyproj.crs.datum import CustomDatum
  from pyproj.crs.enums import VerticalCSAxis
  from pyproj.exceptions import CRSError
  from test.conftest import PROJ_GTE_901, assert_can_pickle
label_desc: Use image node_id 20 for calling a global function with example usage: test_custom_constructor_crs() without return types