Python werkzeug.routing 模块，Rule() 实例源码

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def werkzeug(body, headers):
    import werkzeug.wrappers as werkzeug
    from werkzeug.routing import Map, Rule

    path = '/hello/<account_id>/test'
    url_map = Map([Rule(path, endpoint='hello')])

    @werkzeug.Request.application
    def hello(request):
        user_agent = request.headers['User-Agent']  # NOQA
        limit = request.args.get('limit', '10')  # NOQA
        adapter = url_map.bind_to_environ(request.environ)  # NOQA
        endpoint, values = adapter.match()  # NOQA
        aid = values['account_id']  # NOQA

        return werkzeug.Response(body, headers=headers,
                                 mimetype='text/plain')

    return hello

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def test_dumpRule():
    """
    Do I produce the correct data structure for a rule?
    """
    rule = Rule('/end/', endpoint='end')
    cor = urltool.dumpRule(SubApp, rule, '/sub')
    expect = urltool.ConvertedRule(
            operationId='SubApp.end',
            rulePath='/sub/end/',
            doco=urltool.OpenAPIExtendedDocumentation('This is an endpoint\n\nIt takes nothing and returns "ended"')
            )
    assert cor == expect

    rule2 = Rule('/sub/', endpoint='subTree_branch')
    utr2 = urltool.dumpRule(TopApp, rule2, '')
    expect2 = urltool.ConvertedRule(
            operationId='TopApp.subTree',
            rulePath='/sub/',
            doco=urltool.OpenAPIExtendedDocumentation(''),
            branch=True,
            subKlein='codado.test.conftest.SubApp',
            )
    assert utr2 == expect2

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def test_http_host_before_server_name(self):
        env = {
            'HTTP_HOST':            'wiki.example.com',
            'SERVER_NAME':          'web0.example.com',
            'SERVER_PORT':          '80',
            'SCRIPT_NAME':          '',
            'PATH_INFO':            '',
            'REQUEST_METHOD':       'GET',
            'wsgi.url_scheme':      'http'
        }
        map = r.Map([r.Rule('/', endpoint='index', subdomain='wiki')])
        adapter = map.bind_to_environ(env, server_name='example.com')
        assert adapter.match('/') == ('index', {})
        assert adapter.build('index', force_external=True) == 'http://wiki.example.com/'
        assert adapter.build('index') == '/'

        env['HTTP_HOST'] = 'admin.example.com'
        adapter = map.bind_to_environ(env, server_name='example.com')
        assert adapter.build('index') == 'http://wiki.example.com/'

def test_server_name_interpolation(self):
        server_name = 'example.invalid'
        map = r.Map([r.Rule('/', endpoint='index'),
                     r.Rule('/', endpoint='alt', subdomain='alt')])

        env = create_environ('/', 'http://%s/' % server_name)
        adapter = map.bind_to_environ(env, server_name=server_name)
        assert adapter.match() == ('index', {})

        env = create_environ('/', 'http://alt.%s/' % server_name)
        adapter = map.bind_to_environ(env, server_name=server_name)
        assert adapter.match() == ('alt', {})

        env = create_environ('/', 'http://%s/' % server_name)
        adapter = map.bind_to_environ(env, server_name='foo')
        assert adapter.subdomain == '<invalid>'

def test_method_fallback(self):
        map = r.Map([
            r.Rule('/', endpoint='index', methods=['GET']),
            r.Rule('/<name>', endpoint='hello_name', methods=['GET']),
            r.Rule('/select', endpoint='hello_select', methods=['POST']),
            r.Rule('/search_get', endpoint='search', methods=['GET']),
            r.Rule('/search_post', endpoint='search', methods=['POST'])
        ])
        adapter = map.bind('example.com')
        assert adapter.build('index') == '/'
        assert adapter.build('index', method='GET') == '/'
        assert adapter.build('hello_name', {'name': 'foo'}) == '/foo'
        assert adapter.build('hello_select') == '/select'
        assert adapter.build('hello_select', method='POST') == '/select'
        assert adapter.build('search') == '/search_get'
        assert adapter.build('search', method='GET') == '/search_get'
        assert adapter.build('search', method='POST') == '/search_post'

def test_double_defaults(self):
        for prefix in '', '/aaa':
            m = r.Map([
                r.Rule(prefix + '/', defaults={'foo': 1, 'bar': False}, endpoint='x'),
                r.Rule(prefix + '/<int:foo>', defaults={'bar': False}, endpoint='x'),
                r.Rule(prefix + '/bar/', defaults={'foo': 1, 'bar': True}, endpoint='x'),
                r.Rule(prefix + '/bar/<int:foo>', defaults={'bar': True}, endpoint='x')
            ])
            a = m.bind('example.com')

            assert a.match(prefix + '/') == ('x', {'foo': 1, 'bar': False})
            assert a.match(prefix + '/2') == ('x', {'foo': 2, 'bar': False})
            assert a.match(prefix + '/bar/') == ('x', {'foo': 1, 'bar': True})
            assert a.match(prefix + '/bar/2') == ('x', {'foo': 2, 'bar': True})

            assert a.build('x', {'foo': 1, 'bar': False}) == prefix + '/'
            assert a.build('x', {'foo': 2, 'bar': False}) == prefix + '/2'
            assert a.build('x', {'bar': False}) == prefix + '/'
            assert a.build('x', {'foo': 1, 'bar': True}) == prefix + '/bar/'
            assert a.build('x', {'foo': 2, 'bar': True}) == prefix + '/bar/2'
            assert a.build('x', {'bar': True}) == prefix + '/bar/'

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)

def get_rules(self, map):
        for rulefactory in self.rules:
            for rule in rulefactory.get_rules(map):
                new_defaults = subdomain = None
                if rule.defaults:
                    new_defaults = {}
                    for key, value in iteritems(rule.defaults):
                        if isinstance(value, string_types):
                            value = format_string(value, self.context)
                        new_defaults[key] = value
                if rule.subdomain is not None:
                    subdomain = format_string(rule.subdomain, self.context)
                new_endpoint = rule.endpoint
                if isinstance(new_endpoint, string_types):
                    new_endpoint = format_string(new_endpoint, self.context)
                yield Rule(
                    format_string(rule.rule, self.context),
                    new_defaults,
                    subdomain,
                    rule.methods,
                    rule.build_only,
                    new_endpoint,
                    rule.strict_slashes
                )

def get_empty_kwargs(self):
        """
        Provides kwargs for instantiating empty copy with empty()

        Use this method to provide custom keyword arguments to the subclass of
        ``Rule`` when calling ``some_rule.empty()``.  Helpful when the subclass
        has custom keyword arguments that are needed at instantiation.

        Must return a ``dict`` that will be provided as kwargs to the new
        instance of ``Rule``, following the initial ``self.rule`` value which
        is always provided as the first, required positional argument.
        """
        defaults = None
        if self.defaults:
            defaults = dict(self.defaults)
        return dict(defaults=defaults, subdomain=self.subdomain,
                    methods=self.methods, build_only=self.build_only,
                    endpoint=self.endpoint, strict_slashes=self.strict_slashes,
                    redirect_to=self.redirect_to, alias=self.alias,
                    host=self.host)