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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 create(cls, zone_id, record):
 """Create a new zone version for record."""

        cls.echo('Creating new zone version')
        new_version_id = Zone.new(zone_id)

        cls.echo('Updating zone version')
        cls.add(zone_id, new_version_id, record)

        cls.echo('Activation of new zone version')
        Zone.set(zone_id, new_version_id)

        return new_version_id