http://www.pythonchallenge.com/pc/def/channel.html

import re, zipfile

zip = zipfile.ZipFile("C:\\Users\\sec\\Downloads\\channel.zip")

result = ""

file = "90052"  

result = ""  

while 1:  

    text = zip.read(file+".txt")  

    file = re.findall("Next nothing is (\d+)",text)  

    #read the next file name  

    if file :  

        file = "".join(file)  

        result+=zip.getinfo(file+".txt").comment  

        #collect the comments  

    else :  

        #if contents are not "Next nothing..."  

        print result  

        exit(0)