code: def test_creating_multiple_crs_without_file_limit():
      """
      This test checks for two things:
      1. Ensure database connection is closed for file limit
         https://github.com/pyproj4/pyproj/issues/374
      2. Ensure core-dumping does not occur when many objects are created
         https://github.com/pyproj4/pyproj/issues/678
      """
      codes = get_codes("EPSG", PJType.PROJECTED_CRS, False)
      assert [CRS.from_epsg(code) for code in codes]
  
imports: import logging
  import os
  from contextlib import contextmanager
  from pathlib import Path
  from unittest.mock import patch
  import pytest
  import pyproj._datadir
  from pyproj import CRS, Transformer, get_codes, set_use_global_context
  from pyproj._datadir import _pyproj_global_context_initialize
  from pyproj.datadir import DataDirError, append_data_dir, get_data_dir, get_user_data_dir, set_data_dir
  from pyproj.enums import PJType
  from pyproj.exceptions import CRSError
  from test.conftest import proj_env
label_desc: Use image node_id 15 for calling a global function with example usage: test_creating_multiple_crs_without_file_limit() without return types