text: import json
  import datetime
  
  
  def rnow(f="%Y-%m-%d %H:%M:%S"):
      """rnow
  
      :param f: format for the string
      """
      return datetime.datetime.now().strftime(f)
  # end of rnow
  
  
  def ppj(json_data):
      """ppj
  
      :param json_data: dictionary to print
      """
      return str(json.dumps(json_data,
                            sort_keys=True,
                            indent=4,
                            separators=(',', ': ')))
  # end of ppj
  