python 声音编辑,减少音量 #!/usr/bin/env python # -*- coding: utf-8 -*- #http://blog.csdn.net/myhaspl #code:myhaspl@qq.com import wave import pylab as pl import numpy as np print 'http://blog.csdn.net/myhaspl' print 'myhaspl@qq.com' print print 'working...' d…