code: def load_basket(fmt="UBITJson", reader: Reader = None) -> List:
      """Load the transaction data
  
      Parameters
      ----------
      reader: `obj:cornac.data.Reader`, default: None
          Reader object used to read the data.
  
      Returns
      -------
      data: array-like
          Data in the form of a list of tuples (user, basket, item, timestamp, json).
      """
      fpath = cache(
          url="https://static.preferred.ai/hieudo/basket.zip",
          unzip=True,
          relative_path="tafeng/basket.txt",
      )
      reader = Reader() if reader is None else reader
      return reader.read(fpath, fmt=fmt, sep="\t")
  
label_desc: Use image node_id 1 for calling a global function with example usage: load_basket(fmt, reader) and returns: reader