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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 add_route(config, name, pattern, *args, **kwargs):
 """ Adds a pyramid route to the config. All args and kwargs will be passed on to config.add_route. This exists so the default behaviour of including crabpy will still be to cache all crabpy routes. """

    config.add_route(name, pattern, *args, **kwargs)
    GENERATE_ETAG_ROUTE_NAMES.add(name)