def read_labels(file_name):
    """
        Read list of labels from file like this:
        label1
        label2
        label3
        ...
    """
    labels_tmp = []
    try:
        with open(file_name, 'r') as f:
            labels_tmp = f.readlines()
        labels_tmp = [(i.rstrip(), 0) for i in labels_tmp]
    except:
        pass

    labels = []
    for label in labels_tmp:
        label = list(label)
        labels.append(label)
    return labels