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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 plasma_get(object_id):
 """Get an object directly from plasma without going through object table. Precondition: plasma_prefetch(object_id) has been called before. """

    client = ray.worker.global_worker.plasma_client
    plasma_id = ray.pyarrow.plasma.ObjectID(object_id)
    while not client.contains(plasma_id):
        pass
    return client.get(plasma_id)