code: def _try_get_jit_cached_function(key):
      if (
          getattr(key, "__disable_jit_function_caching__", False)
          is True
      ):
          return None
      qual_name = _jit_caching_layer.get(key, None)
      if qual_name:
          return _python_cu.find_function(qual_name)
      else:
          return None
  
file_path: pytorch/torch/jit/_state.py
imports: import os
  import weakref
  import torch
label_desc: Use image node_id 9 for calling a global function with example usage: _try_get_jit_cached_function(key) and returns: None, _python_cu, None