deployments, you can install Uvicorn along with more optimized alternatives such as uvloop (a faster event loop), httptools (a faster HTTP protocol implementation) etc: $ pip install uvicorn[standard] See are simply all the things in your API or application that can be accessed by a URL. For example, an event booking application may have resources such as “ticket” and “venue”, while a video game backend may save(self, image_id, data): loop = asyncio.get_running_loop() image = await loop.run_in_executor(None, self._load_from_bytes, data) converted = await loop.run_in_executor(None, self._convert

deployments, you can install Uvicorn along with more optimized alternatives such as uvloop (a faster event loop), httptools (a faster HTTP protocol implementation) etc: $ pip install uvicorn[standard] See are simply all the things in your API or application that can be accessed by a URL. For example, an event booking application may have resources such as “ticket” and “venue”, while a video game backend may save(self, image_id, data): loop = asyncio.get_running_loop() image = await loop.run_in_executor(None, self._load_from_bytes, data) converted = await loop.run_in_executor(None, self._convert

deployments, you can install Uvicorn along with more optimized alternatives such as uvloop (a faster event loop), httptools (a faster HTTP protocol implementation) etc: $ pip install uvicorn[standard] See are simply all the things in your API or application that can be accessed by a URL. For example, an event booking application may have resources such as “ticket” and “venue”, while a video game backend may save(self, image_id, data): loop = asyncio.get_running_loop() image = await loop.run_in_executor(None, self._load_from_bytes, data) converted = await loop.run_in_executor(None, self._convert

are simply all the things in your API or application that can be accessed by a URL. For example, an event booking application may have resources such as “ticket” and “venue”, while a video game backend may save(self, image_id, data): loop = asyncio.get_running_loop() image = await loop.run_in_executor(None, self._load_from_bytes, data) converted = await loop.run_in_executor(None, self._convert open(image.path, 'rb') as img_file: data = await img_file.read() loop = asyncio.get_running_loop() return await loop.run_in_executor(None, self._resize, data, size) As well as an internal helper

asyncio [https://docs.python.org/3.6/library/asyncio.html#module-asyncio] module and shares the same event loop (by default since Tornado 5.0). In general, libraries designed for use with asyncio [https://docs http1connection – HTTP/1.x client/server implementation Asynchronous networking tornado.ioloop — Main event loop tornado.iostream — Convenient wrappers for non-blocking sockets tornado.netutil — Miscellaneous very expensive. To minimize the cost of concurrent connections, Tornado uses a single-threaded event loop. This means that all application code should aim to be asynchronous and non-blocking because only

MainHandler), ]) async def main(): app = make_app() app.listen(8888) await asyncio.Event().wait()if __name__ == "__main__": asyncio.run(main()) This example does not use any of Tornado’s asyncio [https://docs.python.org/3/library/asyncio.html#module-asyncio] module and shares the same event loop (by default since Tornado 5.0). In general, libraries designed for use with asyncio [https://docs http1connection – HTTP/1.x client/server implementation Asynchronous networking tornado.ioloop — Main event loop tornado.iostream — Convenient wrappers for non-blocking socketstornado.netutil — Miscellaneous

MainHandler), ]) async def main(): app = make_app() app.listen(8888) await asyncio.Event().wait() if __name__ == "__main__": asyncio.run(main()) This example does not use any of Tornado’s asyncio [https://docs.python.org/3/library/asyncio.html#module-asyncio] module and shares the same event loop (by default since Tornado 5.0). In general, libraries designed for use with asyncio [https://docs http1connection – HTTP/1.x client/server implementation Asynchronous networking tornado.ioloop — Main event loop tornado.iostream — Convenient wrappers for non-blocking sockets tornado.netutil — Miscellaneous

MainHandler), ]) async def main(): app = make_app() app.listen(8888) await asyncio.Event().wait() if __name__ == "__main__": asyncio.run(main()) This example does not use any of Tornado’s asyncio [https://docs.python.org/3/library/asyncio.html#module-asyncio] module and shares the same event loop (by default since Tornado 5.0). In general, libraries designed for use with asyncio [https://docs http1connection – HTTP/1.x client/server implementation Asynchronous networking tornado.ioloop — Main event loop tornado.iostream — Convenient wrappers for non-blocking sockets tornado.netutil — Miscellaneous

MainHandler), ]) async def main(): app = make_app() app.listen(8888) await asyncio.Event().wait() if __name__ == "__main__": asyncio.run(main()) This example does not use any of Tornado’s asyncio [https://docs.python.org/3/library/asyncio.html#module-asyncio] module and shares the same event loop (by default since Tornado 5.0). In general, libraries designed for use with asyncio [https://docs http1connection – HTTP/1.x client/server implementation Asynchronous networking tornado.ioloop — Main event loop tornado.iostream — Convenient wrappers for non-blocking sockets tornado.netutil — Miscellaneous

MainHandler), ]) async def main(): app = make_app() app.listen(8888) await asyncio.Event().wait() if __name__ == "__main__": asyncio.run(main()) This example does not use any of Tornado’s asyncio [https://docs.python.org/3/library/asyncio.html#module-asyncio] module and shares the same event loop (by default since Tornado 5.0). In general, libraries designed for use with asyncio [https://docs http1connection – HTTP/1.x client/server implementation Asynchronous networking tornado.ioloop — Main event loop tornado.iostream — Convenient wrappers for non-blocking sockets tornado.netutil — Miscellaneous