<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def slang_date(self, locale="en"):
 """"Returns human slang representation of date. Keyword Arguments: locale -- locale to translate to, e.g. 'fr' for french. (default: 'en' - English) """

        dt = pendulum.instance(self.datetime())

        try:
            return _translate(dt, locale)
        except KeyError:
            pass

        delta = humanize.time.abs_timedelta(
            timedelta(seconds=(self.epoch - now().epoch)))

        format_string = "DD MMM"
        if delta.days >= 365:
            format_string += " YYYY"

        return dt.format(format_string, locale=locale).title()