code: def _get_strategy() -> str:
      return strategy
  
file_path: pytorch/torch/backends/opt_einsum/__init__.py
imports: import sys
  import warnings
  from contextlib import contextmanager
  from functools import lru_cache
  from typing import Any
  from torch.backends import __allow_nonbracketed_mutation, ContextProp, PropModule
label_desc: Use image node_id 6 for calling a global function with example usage: _get_strategy() and returns: strategy