code: def fetch_libsvm(dataset, replace=False, normalize=True, min_nnz=3):
      """
      This function is deprecated, we now rely on the libsvmdata package.
  
      Parameters
      ----------
      dataset: string
          Name of the dataset.
      replace: bool
          Whether to redownload the data.
      normalize: bool
          Whether to divide the columns by their norm.
      min_nnz: int
          Columns with strictly less than `nnz` non-zero entries are discarded.
      """
      warnings.simplefilter("always", FutureWarning)
      warnings.warn(
          "celer.datasets.fetch_libsvm is deprecated and will be "
          "removed in version 0.6. Use the lightweight "
          "libsvmadata package instead.",
          FutureWarning,
      )
      return libsvmdata.fetch_libsvm(
          dataset, replace=replace, normalize=normalize, min_nnz=min_nnz
      )
  
label_desc: Use image node_id 1 for calling a global function with example usage: fetch_libsvm(dataset, replace, normalize, min_nnz) and returns: libsvmdata