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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 generate_samples(label, num_splits, sampler):
 """ Split labels into `num_splits` and generate candidates based on log-uniform distribution. """

    def listify(x):
        return x if isinstance(x, list) else [x]
    label_splits = listify(label.split(num_splits, axis=0))
    prob_samples = []
    prob_targets = []
    samples = []
    for label_split in label_splits:
        label_split_2d = label_split.reshape((-1,1))
        sampled_value = sampler.draw(label_split_2d)
        sampled_classes, exp_cnt_true, exp_cnt_sampled = sampled_value
        samples.append(sampled_classes.astype(np.float32))
        prob_targets.append(exp_cnt_true.astype(np.float32).reshape((-1,1)))
        prob_samples.append(exp_cnt_sampled.astype(np.float32))
    return samples, prob_samples, prob_targets