Harri Pehkonen HarryPehkonen
HarryPehkonen
/ library.py
Last active
April 14, 2017 08:52
Writing your own asynchronous library using Tornado. Library.ask is called asynchronously, and just returns a string. Library.check_failure is used to make sure failures are detected when unit-testing.
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| import tornado.gen | |
| class Library(): | |
| @tornado.gen.engine | |
| def ask(self, question, callback=None): | |
| # do a computation that doesn't block for a long time. | |
| result = "Why would you want to know about '{0}'".format(question) | |
| error = None |