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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 branches(config, **kwargs):
 """ Show current branch points. """

    with alembic_lock(
        config.registry["sqlalchemy.engine"], config.alembic_config()
    ) as alembic_config:
        alembic.command.branches(alembic_config, **kwargs)