# random amplificaion 
def increaseVolume(sound):
  for sample in getSamples(sound):
    value = getSampleValue(sample)
    setSampleValue(sample,value *10)

# the correct way to do it is to use normalize       
def normalize(sound):
  largest = 0
  for s in getSamples(sound):        
    if getSampleValue(s) > largest:
      largest = getSampleValue(s)
  amplification = 32767.0 / largest
  print "Largest sample value in original sound was",  largest 
  print "Amplification factor is", amplification   
  for s in getSamples(sound):      
    louder =  amplification * getSampleValue(s)  
    setSampleValue(s, louder)  

      
def main():
  f= pickAFile()
  s= makeSound(f)
  explore(s)
  increaseVolume(s)
  explore(s)
  writeSoundTo(s, 'C:\\Users\\alqudah\\Desktop\\temp.wav')