code: def format_time(time):
      """
      Format seconds into human readable format.
  
      Parameters
      ----------
      time : float
          Time specified in seconds
  
      Returns
      -------
      str
          Formated time.
      """
      mins, seconds = divmod(int(time), 60)
      hours, minutes = divmod(mins, 60)
  
      if hours > 0:
          return "{:0>2d}:{:0>2d}:{:0>2d}".format(
              hours, minutes, seconds
          )
  
      elif minutes > 0:
          return "{:0>2d}:{:0>2d}".format(minutes, seconds)
  
      elif seconds > 0:
          return "{:.0f} sec".format(seconds)
  
      elif time >= 1e-3:
          return "{:.0f} ms".format(time * 1e3)
  
      elif time >= 1e-6:
          return "{:.0f} μs".format(time * 1e6)  # microseconds
  
      return "{:.0f} ns".format(time * 1e9)
  
imports: from __future__ import unicode_literals
  import time
  import progressbar
  from neupy.utils import iters
label_desc: Use image node_id 1 for calling a global function with example usage: format_time(time) and returns: str, str, str, str, str, str