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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):
 """Responses handler registration. Registers a handler for a given URI with Responses 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 """


    # 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 Responses'
                 .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 Responses
    regex = re.compile('(http)?s?(://)?{0}:?(\d+)?/'.format(uri),
                       re.I)
    METHODS = [
        responses.DELETE,
        responses.GET,
        responses.HEAD,
        responses.OPTIONS,
        responses.PATCH,
        responses.POST,
        responses.PUT
    ]
    for method in METHODS:
        responses.add_callback(method,
                               regex,
                               callback=responses_callback)