docstr: Path to save the raw dataset file.
docstr_tok: ["Path","to","save","the","raw","dataset","file","."]
code: def raw_data_path(self):
      r"""Path to save the raw dataset file."""
      return os.path.join(self.raw_path, "superpixels.zip")
  
imports: import os
  import pickle
  import numpy
  from scipy.spatial.distance import cdist
  from tqdm import tqdm
  from ..None import backend
  from ..convert import graph
  from .dgl_dataset import DGLDataset
  from .utils import download, extract_archive, load_graphs, save_graphs, Subset
label_desc: Use image node_id 4 for calling the SuperPixelDataset obj's underlying member method code with example usage: obj.raw_data_path() and returns: os