A slurm time parser. Accepts a string in one the following forms:

        # "days-hours",
        # "days-hours:minutes",
        # "days-hours:minutes:seconds".
        # "minutes",
        # "minutes:seconds",
        # "hours:minutes:seconds",

    Returns:
        Time in seconds.

    Raises:
        `ValueError` if string is not valid.

def slurm_parse_timestr(s):
    """
    A slurm time parser. Accepts a string in one the following forms:

        # "days-hours",
        # "days-hours:minutes",
        # "days-hours:minutes:seconds".
        # "minutes",
        # "minutes:seconds",
        # "hours:minutes:seconds",

    Returns:
        Time in seconds.

    Raises:
        `ValueError` if string is not valid.
    """
    days, hours, minutes, seconds = 0, 0, 0, 0

    if type(s) == type(1):
        return Time(s, "s")

    if '-' in s:
        # "days-hours",
        # "days-hours:minutes",
        # "days-hours:minutes:seconds".
        days, s = s.split("-")
        days = int(days)

        if ':' not in s:
            hours = int(float(s))
        elif s.count(':') == 1:
            hours, minutes = map(int, s.split(':'))
        elif s.count(':') == 2:
            hours, minutes, seconds = map(int, s.split(':'))
        else:
            raise ValueError("More that 2 ':' in string!")

    else:
        # "minutes",
        # "minutes:seconds",
        # "hours:minutes:seconds",
        if ':' not in s:
            minutes = int(float(s))
        elif s.count(':') == 1:
            minutes, seconds = map(int, s.split(':'))
        elif s.count(':') == 2:
            hours, minutes, seconds = map(int, s.split(':'))
        else:
            raise ValueError("More than 2 ':' in string!")

    return Time((days*24 + hours)*3600 + minutes*60 + seconds, "s")