mercurial/helptext/deprecated.txt

black: blacken scripts

test-check-format.t doesn't appear to detect Python scripts with shebangs.
But my editor which is configured to auto run black on Python files does
and it appears some files are not blackened.

This commit blackens scripts that need it.

# skip-blame reformatting

Differential Revision: https://phab.mercurial-scm.org/D7420

Mercurial evolves over time, some features, options, commands may be replaced by
better and more secure alternatives. This topic will help you migrating your
existing usage and/or configuration to newer features.

Commands
========

The following commands are still available but their use are not recommended:

``locate``

This command has been replaced by `hg files`.

``parents``

This command can be replaced by `hg summary` or `hg log` with appropriate
revsets. See `hg help revsets` for more information.

``tip``

The recommended alternative is `hg heads`.

Options
=======

``web.allowpull``
    Renamed to `allow-pull`.

``web.allow_push``
    Renamed to `allow-push`.