class_docstr: TorchDynamo does not keep track of backward() on autograd functions. We recommend to
  use `allow_in_graph` to mitigate this problem.
code: def forward(self, x):
      return MyAutogradFunction.apply(x)
  
file_path: pytorch/torch/_export/db/examples/autograd_function.py
imports: import torch
  from torch._export.db.case import export_case
label_desc: Use image node_id 1 for calling the AutogradFunction obj's underlying member method code with example usage: obj.forward(x) and returns: MyAutogradFunction