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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 const_rand(size, seed=23980):
 """ Generate a random array with a fixed seed. """

    old_seed = np.random.seed()
    np.random.seed(seed)
    out = np.random.rand(size)
    np.random.seed(old_seed)
    return out