Python-сообщество

import math
import pyaudio
import wave
myfile = open(r"C:\Users\kulikov_aa\test.txt")
i=0
for line in myfile.readlines():
    wf = wave.open( r"C:\Users\kulikov_aa\test.wav", 'rb')
    i+=1;
    length=line.__len__();#the length by line
    one= line.find(' ')
    firstFragment="";
    firstFragment=line[0:one]#first fragment
    two=firstFragment.__len__()#the lenght of fragment
    firstontwo=line[two+1:length];#one step for two fragment
    three=firstontwo.find(' ');
    twoFragment=firstontwo[0:three];#two fragment
    four=twoFragment.__len__()
    five=firstontwo[four:length]#three fragment
    if int(five)==1:
        WAVE_OUTPUT_FILENAME = r"C:\Users\kulikov_aa\testA"+str(i)+".wav"
        p = pyaudio.PyAudio()
        print firstFragment+" "+twoFragment;
        start = float(firstFragment)*(math.pow(10,-7))
        end = float(twoFragment)*(math.pow(10,-7))
        frameRate = wf.getframerate()
        nChannels = wf.getnchannels()
        sampWidth = wf.getsampwidth()
        wf.setpos(start*frameRate)
        data = wf.readframes(int((end-start)*frameRate))
        wf3 = wave.open(WAVE_OUTPUT_FILENAME, 'wb')
        wf3.setnchannels(nChannels)
        wf3.setsampwidth(sampWidth)
        wf3.setframerate(frameRate)
        wf3.writeframes(data)
        wf3.close()
        p.terminate()