class_docstr: Wrapper around a weak ref of a Tensor that handles the _fix_weakref() call required when unwrapping a Tensor weakref.
class_docstr_tok: ["Wrapper","around","a","weak","ref","of","a","Tensor","that","handles","the","_fix_weakref","(",")","call","required","when","unwrapping","a","Tensor","weakref","."]
code: def __call__(self):
      out = self.ref()
      if out is None:
          return out
      assert isinstance(out, Tensor)
      # TODO, add _fix_weakref type binding
      out._fix_weakref()  # type: ignore[attr-defined]
      return out
  
imports: from __future__ import annotations
  import weakref
  from weakref import ref
  from _weakrefset import _IterationGuard
  from collections.abc import MutableMapping, Mapping
  from torch import Tensor
  import collections.abc
label_desc: Use image node_id 2 for calling the TensorWeakRef obj's underlying member method code with example usage: obj.__call__() and returns: out, out