code: def record(self, d):
      if d not in self.dims:
          self.dims.append(d)
          self.count.append(1)
  
imports: import torch
  from functorch._C import dim
  from .None import op_properties
  from .batch_tensor import _enable_layers
  from .tree_map import tree_flatten, tree_map
  import operator
  from functools import reduce
label_desc: Use image node_id 2 for calling the dim_tracker obj's underlying member method code with example usage: obj.record(d) without return types