[docutils:patches] #194 Deprecate PEP 263 coding slugs support

See also the Docutils Enhancement Proposal at https://docutils.sourceforge.io/sandbox/enhancement-proposals/input-encoding/dep-999-input-encoding.txt

The attached patch set implements the changes announced in the RELEASE_NOTES.


Attachments:

- [0003-Document-input-encoding-auto-detection.patch](https://sourceforge.net/p/docutils/patches/_discuss/thread/d27c8d1320/c78d/attachment/0003-Document-input-encoding-auto-detection.patch) (7.4 kB; text/x-patch)
- [0001-Read-binary-data-and-decode-with-heuristics-if-input.patch](https://sourceforge.net/p/docutils/patches/_discuss/thread/d27c8d1320/c78d/attachment/0001-Read-binary-data-and-decode-with-heuristics-if-input.patch) (2.4 kB; text/x-patch)
- [0002-After-detecting-a-BOM-leave-handling-it-to-Python-s-.patch](https://sourceforge.net/p/docutils/patches/_discuss/thread/d27c8d1320/c78d/attachment/0002-After-detecting-a-BOM-leave-handling-it-to-Python-s-.patch) (7.8 kB; text/x-patch)


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** [patches:#194] Deprecate PEP 263 coding slugs support**

**Status:** open
**Group:** None
**Created:** Thu Jun 09, 2022 10:48 PM UTC by Adam  Turner
**Last Updated:** Sun Jul 24, 2022 08:19 PM UTC
**Owner:** nobody
**Attachments:**

- [0001-Deprecate-PEP-263-coding-slugs.patch](https://sourceforge.net/p/docutils/patches/194/attachment/0001-Deprecate-PEP-263-coding-slugs.patch) (5.5 kB; application/octet-stream)


Python 3 uses utf-8 as the encoding for Python source files, there is no longer a compelling use-case for the support, which adds complexity to the IO implementation.

I propose deprecating support for removal in 1.0, but 2.0 might be a better option.

Support was added in [r4506].

A


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