import numpy as np

# 读取 npz 文件
data = np.load("dataset/represented_data/tuneidx/tuneidx_Melody/octuple8/AIDemo-recuKqEwVxsfij.npz", allow_pickle=True)

# 查看保存的键
print(data.files)
# 输出：['filename', 'sequence']

# 访问数据
sequence = data["arr_0"]

print("token 序列长度：", len(sequence))
print("前 20 个 token：", sequence[:20])