code: def _is_valid_name(value: str) -> bool:
      return isinstance(value, str) and all(
          token.isidentifier() for token in value.split(".")
      )
  
imports: import importlib
  from typing import Any, Sequence
label_desc: Use image node_id 1 for calling a global function with example usage: _is_valid_name(value) and returns: unknown