class_docstr: Load the global configuration before calling the function.
code: def __call__(self, *args, **kwargs):
      with config_context(**self.config):
          return self.function(*args, **kwargs)
  
file_path: scikit-learn-intelex/sklearnex/utils/parallel.py
imports: import warnings
  from functools import update_wrapper
  from .._config import config_context, get_config
label_desc: Use image node_id 2 for calling the _FuncWrapperOld obj's underlying member method code with example usage: obj.__call__() and returns: self