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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _convertTZ(self):
 """Will convert UTC datetimes to the current local timezone"""

        tz = timezone.get_current_timezone()
        dtstart = self['DTSTART']
        dtend   = self['DTEND']
        if dtstart.zone() == "UTC":
            dtstart.dt = dtstart.dt.astimezone(tz)
        if dtend.zone() == "UTC":
            dtend.dt = dtend.dt.astimezone(tz)