code: def import_stringified_func(funcstring):
      
      assert isinstance(funcstring, str)
  
      modulestring, funcname = funcstring.rsplit('.', 1)
  
      mod = importlib.import_module(modulestring)
  
      func = getattr(mod, funcname)
      return func
docs: Import a string that represents a module and function, e.g. {module}.{funcname}.
  
      Given a function f, import_stringified_func(stringify_func(f)) will return the same function.
      :param funcstring: String to try to import
      :return: callable