This blogpost contains few sample spiders, so one can use them to try out the new syntax.
Sample spiders which uses new support
While the scrapy codebase has been supported with the new syntax, users can make new spiders using the above new syntax. This blog post deals with new spiders, that can be used, for utilising the new syntaxes.
Few Instructions to try out new syntactic sugar
While the new syntax haven’t been supported in the official scrapy codebase, you can clone the project locally, and then install scrapy using
python setup.py install to use scrapy locally.
Some Sample Spiders
Here is the link to my spider Spider_Coroutine