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1.查看所有数据库

import wfdbdbs = wfdb.get_dbs()print(dbs)

2.获取数据库中的所有记录

import wfdbrecs_list = wfdb.get_record_list('wrist')print(recs_list)

3.读取某一列数据，并到放到csv文件中

import wfdbimport matplotlib.pyplot as pltimport numpy as npchest_ecg, wrist_ppg = wfdb.rdsamp('../wrist/s1_high_resistance_bike', channels=[0, 1], sampfrom=0, sampto=15000)print('chest_ecg:', chest_ecg)np.savetxt("temp.csv", chest_ecg, delimiter=",")print('wrist_ppg:', wrist_ppg)plt.plot(chest_ecg)plt.ylabel(wrist_ppg['units'][0])plt.legend([wrist_ppg['sig_name'][0], wrist_ppg['sig_name'][1]])plt.show()

附：参考文章