code: def reset_state(self):
      self.cur_e_id = 0
      self.e_id.fill_(-1)
  
imports: import copy
  from typing import Callable, Dict, Tuple
  import torch
  from torch import Tensor
  from torch.nn import GRUCell, Linear
  from torch_geometric.nn.inits import zeros
  from torch_geometric.utils import scatter
  from torch_geometric.utils._scatter import scatter_argmax
label_desc: Use image node_id 4 for calling the LastNeighborLoader obj's underlying member method code with example usage: obj.reset_state() without return types