code: def test_bound_crs_crs__from_methods():
      crs_str = "+proj=latlon +towgs84=0,0,0"
      with pytest.raises(CRSError, match="Invalid type"):
          BoundCRS.from_epsg(4326)
      assert_maker_inheritance_valid(
          BoundCRS.from_string(crs_str), BoundCRS
      )
      assert_maker_inheritance_valid(
          BoundCRS.from_proj4(crs_str), BoundCRS
      )
      assert_maker_inheritance_valid(
          BoundCRS.from_user_input(BoundCRS.from_string(crs_str)),
          BoundCRS,
      )
      assert_maker_inheritance_valid(
          BoundCRS.from_json(CRS(crs_str).to_json()), BoundCRS
      )
      assert_maker_inheritance_valid(
          BoundCRS.from_json_dict(CRS(crs_str).to_json_dict()), BoundCRS
      )
  
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 18 for calling a global function with example usage: test_bound_crs_crs__from_methods() without return types