# - - coding utf-8 - -import librosaimport librosadisplayimport matplotlibpyplot as pltimport numpy as npimport matplotlibmatplotlibuseAgg# 加载两个音频文件y1 sr1 = librosaloadp232_036wavy2 sr2 = librosaloa

将

fig.colorbar(img1, ax=axs[0, 1], format='%+2.0f dB')

和

fig.colorbar(img2, ax=axs[1, 1], format='%+2.0f dB')

改为

fig.colorbar(img1, ax=axs[0, 1], format='%+2.0f dB', shrink=0.7)

和

fig.colorbar(img2, ax=axs[1, 1], format='%+2.0f dB', shrink=0.7)

即可。