code: def get_py33_loader(fname, path):
      """
      Utility function for loading dynamic modules (CLI configurations) when python_version in (3.3, 3.4)
  
      """
      from importlib.machinery import SourceFileLoader
  
      return SourceFileLoader(
          *build_custom_module_loader_args(fname, path)
      ).load_module()
  
file_path: dtale/dtale/cli/loaders/__init__.py
imports: import os
  import platform
  from logging import getLogger
  import click
  from dtale.cli.loaders import arctic_loader, arcticdb_loader, csv_loader, excel_loader, json_loader, parquet_loader, r_loader, sqlite_loader
  from dtale.utils import make_list
label_desc: Use image node_id 3 for calling a global function with example usage: get_py33_loader(fname, path) and returns: SourceFileLoader