code: def is_tuple_annotation(type_: Any) -> bool:
      origin = getattr(type_, "__origin__", None)
      return origin is tuple
  
file_path: hydra/tools/configen/configen/utils.py
imports: import sys
  from enum import Enum
  from typing import Any, Dict, Iterable, List, Optional, Set
  from omegaconf._utils import _resolve_optional, get_dict_key_value_types, get_list_element_type, is_dict_annotation, is_list_annotation, is_primitive_type_annotation
label_desc: Use image node_id 2 for calling a global function with example usage: is_tuple_annotation(type_) and returns: unknown