code: def format_time(t):
      t = _squeeze_time(t)
      return "%.1fs, %.1fmin" % (t, t / 60.0)
  
imports: from __future__ import print_function
  import time
  import sys
  import os
  import shutil
  import logging
  import pprint
  from .disk import mkdirp
label_desc: Use image node_id 2 for calling a global function with example usage: format_time(t) and returns: unknown