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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def registration(uri):
 """httpretty handler registration. registers a handler for a given uri with httpretty so that it can be intercepted and handed to stack-in-a-box. :param uri: uri used for the base of the http requests :returns: n/a """


    # add the stack-in-a-box specific response codes to
    # http's status information
    status_data = {
        595: 'StackInABoxService - Unknown Route',
        596: 'StackInABox - Exception in Service Handler',
        597: 'StackInABox - Unknown Service'
    }
    for k, v in six.iteritems(status_data):
        if k not in httpretty.http.STATUSES:
            httpretty.http.STATUSES[k] = v

    # log the uri that is used to access the stack-in-a-box services
    logger.debug('Registering Stack-In-A-Box at {0} under Python HTTPretty'
                 .format(uri))
    # tell stack-in-a-box what uri to match with
    StackInABox.update_uri(uri)

    # build the regex for the uri and register all http verbs
    # with httpretty
    regex = re.compile('(http)?s?(://)?{0}:?(\d+)?/'.format(uri),
                       re.I)
    for method in HttpBaseClass.METHODS:
        register_uri(method, regex, body=httpretty_callback)