other applications that require a long-lived connection to each user. Quick links Current version: 6.4 (download from PyPI [https://pypi.python.org/pypi/tornado], release notes) Source (GitHub) [https://github org/3/library/datetime.html#datetime.datetime] object or None. New in version 3.1. Changed in version 6.4: Now returns an aware datetime object instead of a naive one. Subclasses that override this method Changed in version 3.2: Added the single quote to the list of escaped characters. Changed in version 6.4: Now simply wraps html.escape [https://docs.python.org/3/library/html.html#html.escape]. This is equivalent

Tornado Documentation Release 6.4 The Tornado Authors Jan 12, 2024 CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Discussion and support 251 Python Module Index 253 Index 255 i ii Tornado Documentation, Release 6.4 Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed

other applications that require a long-lived connection to each user. Quick links Current version: 6.4 (download from PyPI [https://pypi.python.org/pypi/tornado], release notes) Source (GitHub) [https://github org/3/library/datetime.html#datetime.datetime] object or None. New in version 3.1. Changed in version 6.4: Now returns an aware datetime object instead of a naive one. Subclasses that override this method Changed in version 3.2: Added the single quote to the list of escaped characters. Changed in version 6.4: Now simply wraps html.escape [https://docs.python.org/3/library/html.html#html.escape]. This is equivalent

other applications that require a long-lived connection to each user. Quick links Current version: 6.4 (download from PyPI [https://pypi.python.org/pypi/tornado], release notes) Source (GitHub) [https://github org/3/library/datetime.html#datetime.datetime] object or None. New in version 3.1. Changed in version 6.4: Now returns an aware datetime object instead of a naive one. Subclasses that override this method Changed in version 3.2: Added the single quote to the list of escaped characters. Changed in version 6.4: Now simply wraps html.escape [https://docs.python.org/3/library/html.html#html.escape]. This is equivalent

Tornado Documentation Release 6.4 The Tornado Authors Nov 29, 2023 CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Discussion and support 251 Python Module Index 253 Index 255 i ii Tornado Documentation, Release 6.4 Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed

Tornado Documentation Release 6.4 The Tornado Authors Nov 29, 2023 CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Discussion and support 251 Python Module Index 253 Index 255 i ii Tornado Documentation, Release 6.4 Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed

and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . in subclasses. Should return a datetime object or None. Added in version 3.1. Changed in version 6.4: Now returns an aware datetime object instead of a naive one. Subclasses that override this method Changed in version 3.2: Added the single quote to the list of escaped characters. Changed in version 6.4: Now simply wraps html.escape. This is equivalent to the old behavior except that single quotes are

and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . http1connection.parse_hex_int(s: str) → int Parse a non-negative hexadecimal integer from a string. 6.4 Asynchronous networking 6.4.1 tornado.ioloop — Main event loop An I/O event loop for non-blocking def handle_connection(connection, address): stream = IOStream(connection) (continues on next page) 6.4. Asynchronous networking 101 Tornado Documentation, Release 6.3.3 (continued from previous page)

and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Starts serving requests on this connection. Parameters delegate – a HTTPServerConnectionDelegate 6.4 Asynchronous networking 6.4.1 tornado.ioloop — Main event loop An I/O event loop for non-blocking or to create an IOLoop while no asyncio event loop is running unless make_current=False is used. 6.4. Asynchronous networking 101 Tornado Documentation, Release 6.2 Running an IOLoop static IOLoop

and clients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 6.4 Asynchronous networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Starts serving requests on this connection. Parameters delegate – a HTTPServerConnectionDelegate 6.4 Asynchronous networking 6.4.1 tornado.ioloop — Main event loop An I/O event loop for non-blocking explicitly before starting the IOLoop, so that code run at startup time can find the right instance. 6.4. Asynchronous networking 97 Tornado Documentation, Release 6.1 Changed in version 4.1: An IOLoop