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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_base_kwargs(self):
 """Get base kwargs for API call."""

        kwargs = {
            'HostedZoneId': self.hosted_zone_id
        }
        if self.max_items is not None:
            kwargs.update({
                'MaxItems': str(self.max_items)
            })
        return kwargs