11 lines
411 B
Python
11 lines
411 B
Python
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from tornado.ioloop import IOLoop
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from tornado.netutil import ThreadedResolver
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# When this module is imported, it runs getaddrinfo on a thread. Since
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# the hostname is unicode, getaddrinfo attempts to import encodings.idna
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# but blocks on the import lock. Verify that ThreadedResolver avoids
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# this deadlock.
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resolver = ThreadedResolver()
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IOLoop.current().run_sync(lambda: resolver.resolve(u"localhost", 80))
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