Try Dart 1 hour experience first draft

src/appengine/scripts/redirector.py

 from webapp2 import *
 
 NEWS_POSTS = {
     '/2012/01/26/revisiting-equality.html' :                     '/2012/01/proposed-changes-for-equality.html',
     '/2012/01/20/dart-language-spec-0.07.html' :                 '/2012/01/dart-language-spec-v007-now-available.html',
     '/2012/01/17/new-editor-build.html' :                        '/2012/01/new-dart-editor-build-3331.html',
     '/2012/01/10/new-editor-build.html' :                        '/2012/01/new-dart-editor-build-3101.html',
     '/2012/01/06/getting-started-with-dart.html' :               '/2012/01/getting-started-with-dart-screencast.html',
     '/2011/12/21/new-api-docs.html' :                            '/2011/12/new-api-docs-site.html',
     '/2011/12/19/new-editor-build.html' :                        '/2011/12/new-dart-editor-build-2380.html',
@@ skipping 160 matching lines @@
       defaults={'_uri': '/community/'}),
     Route('/articles/profiling/', RedirectHandler,
       defaults={'_uri': '/articles/benchmarking/'}),
     Route('/docs/editor/getting-started/', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch01.html#ch01-editor'}),
     Route('/docs/dart2js/', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch04-tools-dart2js.html'}),
     Route('/docs/standalone-dart-vm/', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch04-tools-dart-vm.html'}),
     Route('/codelab', RedirectHandler,
-      defaults={'_uri': '/codelabs/web-ui-writer/'}),
+      defaults={'_uri': '/codelabs/darrrt/'}),
+    Route('/codelabs/', RedirectHandler,
+      defaults={'_uri': '/codelabs/darrrt/'}),
     Route('/docs/tutorials/web-ui/', RedirectHandler,
       defaults={'_uri': '/docs/tutorials/polymer-intro/'}),
     Route('/docs/tutorials/templates/', RedirectHandler,
       defaults={'_uri': '/docs/tutorials/polymer-intro/'}),
     Route('/docs/tutorials/custom-elements/', RedirectHandler,
       defaults={'_uri': '/docs/tutorials/polymer-intro/'}),
     Route('/codelabs/web-ui-writer/codelab.pdf', RedirectHandler,
-      defaults={'_uri': '/codelabs/web-ui-writer/'}),
+      defaults={'_uri': '/codelabs/darrrt/'}),
+    Route('/codelabs/web-ui-writer/', RedirectHandler,
+      defaults={'_uri': '/codelabs/darrrt/'}),
     Route('/tools/analyzer', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch04-tools-dart_analyzer.html'}),
     Route('/atom.xml', RedirectHandler,
       defaults={'_uri': 'http://news.dartlang.org/feeds/posts/default'}),
     Route('/+lexicalscope', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch02.html#ch02-lexical-scope'}),
     Route('/+pub', RedirectHandler,
       defaults={'_uri': 'https://pub.dartlang.org/'}),
     Route('/+dart2js', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch04-tools-dart2js.html'}),
     Route('/+isolates', RedirectHandler,
       defaults={'_uri': '/docs/dart-up-and-running/contents/ch03.html#ch03-dartisolate---concurrency-with-isolates'}),
     Route('/+', RedirectHandler,
       defaults={'_uri': 'https://google.com/+dartlang'}),
     Route('/mailing-list', RedirectHandler,
       defaults={'_uri': 'https://groups.google.com/a/dartlang.org/forum/#!forum/misc'}),
     Route('/<path:[^.]*[^/]$>', RedirectHandler,
       defaults={'_uri': trailing_slash})],
    debug=True)