Sanic

Sanic 19.3 is a standard release based on the CalVer versioning adopted in 2018.

**Changes:**
1502 Remove current_time prefetch
1499 Add Route Resolution Benchmarking to Unit Test
1497 Recognizes non-ASCII filenames in RFC 2231, and suport filename length is zero for multipart/form-data.
1489 Added "databases" (documentation)
1487 Remove deleted repo from extensions list
1484 Enforce Datetime Type for Expires on Set-Cookie
1483 Add sanic-zipkin to extensions list
1482 Add stream support for bp.add_route()
1481 Allow negative int/number in path
1478 Upgrade setuptools version and use native docutils in doc build
1472 Remove unwanted None check for __repr__ in `Request` class
1470 make Sanic.create_server return an asyncio.Server

**Fixes:**
1516 Fix typo at the exception documentation
1515 fix linter issue causing travis build failures (fix 1514)
1510 fix typo in Asyncio example
1501 Fix the auto_reloader to work when the executable was launched with a module
1490 Fix python version in doc build
1486 did you mean specific? (documentation typo)
1477 Fix grammar in README.md
1476 add Request.not_grouped_args, deprecation warning Request.raw_args deprecation idea discussion
1464 Upgrade pytest, and fix caplog unit tests

- Changes:
- Improved codebase test coverage from 81% to 91%.
- Added stream_large_files and host examples in static_file document
- Added methods to append and finish body content on Request (1379)
- Integrated with .appveyor.yml for windows ci support
- Added documentation for AF_INET6 and AF_UNIX socket usage
- Adopt black/isort for codestyle
- Cancel task when connection_lost
- Simplify request ip and port retrieval logic
- Handle config error in load config file.
- Integrate with codecov for CI
- Add missed documentation for config section.
- Deprecate Handler.log
- Pinned httptools requirement to version 0.0.10+

- Fixes:
- Fix `remove_entity_headers` helper function (1415)
- Fix TypeError when use Blueprint.group() to group blueprint with default url_prefix, Use os.path.normpath to avoid invalid url_prefix like api//v1
f8a6af1 Rename the `http` module to `helpers` to prevent conflicts with the built-in Python http library (fixes 1323)
- Fix unittests on windows
- Fix Namespacing of sanic logger
- Fix missing quotes in decorator example
- Fix redirect with quoted param
- Fix doc for latest blueprint code
- Fix build of latex documentation relating to markdown lists
- Fix loop exception handling in app.py
- Fix content length mismatch in windows and other platform
- Fix Range header handling for static files (1402)
- Fix the logger and make it work (1397)
- Fix type pikcle->pickle in multiprocessing test
- Fix pickling blueprints Change the string passed in the "name" section of the namedtuples in Blueprint to match the name of the Blueprint module attribute name. This allows blueprints to be pickled and unpickled, without errors, which is a requirment of running Sanic in multiprocessing mode in Windows. Added a test for pickling and unpickling blueprints Added a test for pickling and unpickling sanic itself Added a test for enabling multiprocessing on an app with a blueprint (only useful to catch this bug if the tests are run on Windows).
- Fix document for logging

To see the exhaustive list of pull requests included in this release see:
https://github.com/channelcat/sanic/milestone/12?closed=1

Highlights
* Fixed a bug where `trigger_events` didn't actually trigger events in async create_server 885 (Thanks to yunstanford)
* Changed `strict_slashes` to be True by default 900 (Thanks to yunstanford)
* Changed `Unauthorized` exception `__init__` to be more like the rest of the exceptions 914 (Thanks to CharAct3)
* Added an option to define a name for a route 901 (Thanks to lixxu)
* Made the prefixes for the environment variables configurable 931 (Thanks to Tim-Erwin)
* Fixed windows support where `syslog` raises an `ImportError` 947 (Thanks to lanfon72)
* Added support for vhosts in static routes 953 (Thanks to r0fls)
* Split RequestTimeout, ResponseTimeout, and KeepAliveTimeout into different timeouts 939 (Thanks to ashleysommer)
* Fixed `Connection lost before response written` 965 (Thanks to samael500)
* SanicTestClient now gets its own port 1008 (Thanks to youknowone)

To see the exhaustive list of pull requests included in this release see:
https://github.com/channelcat/sanic/milestone/10?closed=1

Highlights
* Fix error where transport.get_extra_info returned `None` 717
* Remove uvloop requirement for gunicorn worker 719
* Fix error where `request.token()` would fail if `Authorization` headers were not provided 731
* Added an abort function to easily exit out of route handlers 740
* Added a file_stream response handler 733
* Add support for streaming large static files 734
* Added streaming requests 697
* Added websocket max_size and max_queue configuration 748
* Fixed test client not working with HTTP2 809
* Added match_info property to request class 802
* Added support for recycling the gunicorn worker 800
* Added an Unauthorized exception 813
* Added a Forbidden exception 814
* Added a graceful timeout when shutdown 815

To see the exhaustive list of pull requests included in this release see:
https://github.com/channelcat/sanic/milestone/9?closed=1

If you're wondering why `0.5.3` exists and there's no change-log for it, the release was actually botched by my error.

Consider `0.5.4` the latest and greatest for sanic.

Highlights

* Fix ImportError not preserved in `__main__.py` 665 (Thanks to pyx)
* Removed an un-needed if statement 662 (Thanks to rsrdesarrollo)
* Create an access log 625 (Thanks to zenixls2)
* Correctly kill child processes 668
* Added full exception chain rendering 677 (Thanks to abuckenheimer)
* Remove the things we said we were going to remove 681 686 (Thanks to 38elements)
* Actually have the README show up correctly on PyPI (hopefully) (Thanks to graingert)