Flask URL Converter, add alternative URLs

Import urllibfrom flask Import flaskfrom werkzeug.routing Import Baseconverterapp = Flask (__name__) class Listconverter (        Baseconverter): Def __init__ (self, url_map, separator= "+"): Super (Listconverter, self). __init__ (Url_map)  Self.separator = Urllib.unquote (separator) def to_python (self, value): Return Value.split (Self.separator) def To_url (self, Values): Return Self.separator.join (Baseconverter.to_url (value) for value in values) ' app.url_map.converters{' default ': <class ' werkzeug.routing.UnicodeConverter ';, ' string ': <class ' werkzeug.routing.UnicodeConverter ', ' int ': <class ' werkzeug.routing.IntegerConverter ', ' path ' : <class ' werkzeug.routing.PathConverter ';, ' float ': <class ' werkzeug.routing.FloatConverter ';, ' any ': <class ' werkzeug.routing.AnyConverter ', ' uuid ': <class ' Werkzeug.routing.UUIDConverter ';} ' App.url_ map.converters[' list ' = Listconverter@app.route ('/list1/<list:page_names>/') def list1 (page_names): Return ' Separator: {} {} '. Format ("+", Page_names) @app. Route ('/list2/ <list (separator=u "|"):p age_names>/') def list2 (page_names): Return ' separator: {} {} '. Format ("|", Page_names) if __name__ = = "__main__": App.run ()

http://127.0.0.1:5000/list1/a+b/

Separator: + [u ' a ', U ' B ']

http://127.0.0.1:5000/list2/a|b/

Separator: | [u ' a ', U ' B ']

Custom converters need to integrate baseconverter to implement To_python and To_url two methods

To_python: Converting a path to a Python object

To_url: Converting a path to a URL-compliant format

From the "Python Web Development Combat"

Flask URL Converter, add alternative URLs