class_docstr: Applying `assume_constant_result` decorator to burn make non-tracable code as constant.
code: def forward(self, x, y):
      return x[: self.get_item(y)]
  
file_path: pytorch/torch/_export/db/examples/assume_constant_result.py
imports: import torch
  import torch._dynamo
  from torch._export.db.case import export_case
label_desc: Use image node_id 3 for calling the AssumeConstantResult obj's underlying member method code with example usage: obj.forward(x, y) and returns: x