code: def timedelta_to_seconds(value, with_microseconds=False):
      
      if value is None:
          return None
  
      if not isinstance(value, timedelta):
          raise TypeError('value must be a datetime.timedelta object')
  
      microseconds = value.microseconds / MICROSECONDS_IN_SECOND \
          if with_microseconds else 0
  
      return value.days * SECONDS_IN_DAY + value.seconds + microseconds
docs: Convert datetime.timedelta to seconds
      :param value: timedelta to convert
      :type value: datetime.timedelta
      :param with_microseconds:
      :type with_microseconds: bool
      :return: seconds/seconds with microseconds or None if val is None
      :rtype: int/float/None
      :raise: TypeError when val is not timedelta