code: def function_unpickle(name, qualname, code, closure):
      code = marshal.loads(code)
      global_scope = {"__builtins__": __builtins__}
      fun = types.FunctionType(
          code, global_scope, name, closure=closure
      )
      fun.__qualname__ = qualname
      return fun
  
file_path: DALI/dali/python/nvidia/dali/reducers.py
imports: import inspect
  import pickle
  import sys
  import types
  import marshal
  import importlib
label_desc: Use image node_id 4 for calling a global function with example usage: function_unpickle(name, qualname, code, closure) and returns: fun