human
What is a the Python code you requested given the following:
Complete the below
def local_tz(func):

    ''''Decorator to change the timezone when running a test.
    This uses the Eastern Time Zone definition from the time module\'s docs.
    Note that the timezone affects things like time.time() and time.mktime().'
    '''
assistant
#Here is the Python code you requested.
    @functools.wraps(func)
    def wrapper(*args, **kwargs):
        tz = os.environ.get('TZ', '')
        try:
            os.environ['TZ'] = 'EST+05EDT,M4.1.0,M10.5.0'
            time.tzset()
            return func(*args, **kwargs)
        finally:
            os.environ['TZ'] = tz
            time.tzset()
    return wrapper