code: def configure_optimizers(self):
      return torch.optim.Adam(self.parameters(), lr=0.01)
  
file_path: pytorch_geometric/examples/pytorch_lightning/gin.py
imports: import os.path
  import pytorch_lightning
  import torch
  import torch.nn.functional
  from torchmetrics import Accuracy
  import torch_geometric.transforms
  from torch_geometric.data.lightning import LightningDataset
  from torch_geometric.datasets import TUDataset
  from torch_geometric.nn import GIN, MLP, global_add_pool
label_desc: Use image node_id 6 for calling the Model obj's underlying member method code with example usage: obj.configure_optimizers() and returns: torch