Python Unzip a tar file

'''
   This class use for Unzip a tar file
'''

import os
import tarfile
import sys

class UnZipFolder():
    def __init__(self, location):
        self.location=location
        # Set output directory here
        self.outputLocation="C:/"

    def decompress(self):
        try:
            if os.path.exists(self.location):
                decompressTar = tarfile.open(self.location)
                decompressTar.extractall(self.outputLocation)
                decompressTar.close()
                print "Extracted"
            else:
                print "No Such Folder"
        except:
            print str(sys.exc_info())
            
if __name__=='__main__':
    # Set input directory here
    location="C:/test.tar"
    unZipFolder=UnZipFolder(location)
    unZipFolder.decompress()