Getting the number of days since 1970/01/01, as a string.

gistfile1.txt

def datetime_to_unixtime(date): 
    """Returns the number of days between 'date' and 1970/01/01, as a string.
    Parameters
	----------
    date : datetime.datetime
    A date object of the datetime.datetime class.

    Returns
	-------
	str
    Returns the number of days since 1970/01/01, as a string.
    """
    if isinstance(date, datetime) is False:
        raise TypeError("Date type should be datetime.datetime.")

    if date > datetime(1970,1,1):
        epoch_day = date - datetime.utcfromtimestamp(0) 
        epoch_day = str(epoch_day)[:-14]
        return epoch_day
    else:
        raise ValueError("Date should be more recent than 1970-01-01.")


def get_current_date():
    """Returns the current day as a string, in the unix timestamp format.
	----------
    Returns
	-------
	str
    The current day as a string, in the unix timestamp format.
    """
    current_date = datetime(datetime.today().year,
                            datetime.today().month,
                            datetime.today().day)

    return datetime_to_unixtime(current_date)