class_docstr: Mostly objects of defined type.  Catch-all for something where we only know the type.
class_docstr_tok: ["Mostly","objects","of","defined","type",".","Catch-all","for","something","where","we","only","know","the","type","."]
code: def unpack_var_sequence(self, tx):
      if (
          self.source
          and self._maybe_get_baseclass_method("__iter__")
          is list.__iter__
          and self._maybe_get_baseclass_method("__len__")
          is list.__len__
          and self._maybe_get_baseclass_method("__getitem__")
          is list.__getitem__
      ):
          install_guard(
              self.source.make_guard(GuardBuilder.LIST_LENGTH)
          )
          return [
              variables.LazyVariableTracker.create(
                  self.value[k],
                  source=GetItemSource(self.source, k),
              )
              for k in range(len(self.value))
          ]
      return super().unpack_var_sequence(tx)
  
imports: import collections
  import contextlib
  import functools
  import importlib
  import inspect
  import itertools
  import random
  import sys
  import threading
  import types
  from typing import Dict, List
  import torch._dynamo.config
  import torch.nn
  from torch._guards import TracingContext
  from ..None import variables
  from ..exc import unimplemented
  from ..guards import GuardBuilder, install_guard
  from ..source import AttrSource, GetItemSource, ODictGetItemSource, RandomValueSource
  from ..utils import all_hook_names, build_checkpoint_variable, check_constant_args, get_custom_getattr, has_torch_function, is_namedtuple_cls, is_utils_checkpoint, istype, namedtuple_fields, object_has_getattribute, proxy_args_kwargs, tensortype_to_dtype
  from .base import MutableLocal, VariableTracker
  from .ctx_manager import GenericContextWrappingVariable, NullContextVariable
  from .dicts import DefaultDictVariable
label_desc: Use image node_id 10 for calling the UserDefinedObjectVariable obj's underlying member method code with example usage: obj.unpack_var_sequence(tx) and returns: super, unknown