human
Complete the below
def get_zip_class():

    ''''Supplement ZipFile class to support context manager for Python 2.6'
    '''
 ... Give me a the Python code you requested?
assistant
#Here is the Python code you requested.
    class ContextualZipFile(zipfile.ZipFile, ):
        def __enter__(self):
            return self
        def __exit__(self, type, value, traceback):
            self.close
    return (zipfile.ZipFile if hasattr(zipfile.ZipFile, '__exit__') else ContextualZipFile)