code: def get_all_edge_attrs(self) -> List[EdgeAttr]:
      return [EdgeAttr(*key) for key in self.store.keys()]
  
file_path: pytorch_geometric/torch_geometric/testing/graph_store.py
imports: from typing import Dict, List, Optional, Tuple
  from torch import Tensor
  from torch_geometric.data import EdgeAttr, GraphStore
  from torch_geometric.typing import EdgeTensorType
label_desc: Use image node_id 6 for calling the MyGraphStore obj's underlying member method code with example usage: obj.get_all_edge_attrs() and returns: unknown