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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 get_serializer(self, node):
 """Returns serializer for specific element. :Args: - node (:class:`ooxml.doc.Element`):
 Element object :Returns: Returns reference to a function which will be used for serialization. """


        return self.options['serializers'].get(type(node), None)

        if type(node) in self.options['serializers']:
            return self.options['serializers'][type(node)]

        return None