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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 _handle_start_area(self, attrs):
 """ Handle opening area element :param attrs: Attributes of the element :type attrs: Dict """

        self._curr = {
            'attributes': dict(attrs),
            'tags': {},
            'area_id': None
        }
        if attrs.get('id', None) is not None:
            self._curr['area_id'] = int(attrs['id'])
            del self._curr['attributes']['id']