code: def _rescale_path(path, depth):
      """Rescale input path by depth! ** (1 / depth).
  
      Ensures last signature term should be roughly O(1).
  
      Parameters
      ----------
      path : np.ndarray
          Input path of shape [N, L, C].
      depth : int
          Depth the signature will be computed to.
  
      Returns
      -------
      np.ndarray:
          Tensor of the same shape as path, corresponding to the scaled path.
      """
      coeff = math.factorial(depth) ** (1 / depth)
      return coeff * path
  
label_desc: Use image node_id 1 for calling a global function with example usage: _rescale_path(path, depth) and returns: unknown