automation: delete code related to Python 2.7 support
The building of Inno and WiX installers took a python_version argument
that allowed us to specify "2" or "3" for the major Python version. Since
we no longer support Python 2, we can delete this argument and everything
feeding into it.
Differential Revision: https://phab.mercurial-scm.org/D12264
$ cat <<EOF >> $HGRCPATH
> [extensions]
> hooklib =
>
> [phases]
> publish = False
> EOF
$ hg init a
$ hg --cwd a debugbuilddag '.:parent.:childa*parent/childa<parent@otherbranch./childa'
$ hg --cwd a log -G
o changeset: 4:a9fb040caedd
|\ branch: otherbranch
| | tag: tip
| | parent: 3:af739dfc49b4
| | parent: 1:66f7d451a68b
| | user: debugbuilddag
| | date: Thu Jan 01 00:00:04 1970 +0000
| | summary: r4
| |
| o changeset: 3:af739dfc49b4
| | branch: otherbranch
| | parent: 0:1ea73414a91b
| | user: debugbuilddag
| | date: Thu Jan 01 00:00:03 1970 +0000
| | summary: r3
| |
+---o changeset: 2:a6b287721c3b
| |/ parent: 0:1ea73414a91b
| | parent: 1:66f7d451a68b
| | user: debugbuilddag
| | date: Thu Jan 01 00:00:02 1970 +0000
| | summary: r2
| |
o | changeset: 1:66f7d451a68b
|/ tag: childa
| user: debugbuilddag
| date: Thu Jan 01 00:00:01 1970 +0000
| summary: r1
|
o changeset: 0:1ea73414a91b
tag: parent
user: debugbuilddag
date: Thu Jan 01 00:00:00 1970 +0000
summary: r0
$ hg init b
$ cat <<EOF >> b/.hg/hgrc
> [hooks]
> pretxnchangegroup.reject_merge_commits = \
> python:hgext.hooklib.reject_merge_commits.hook
> EOF
$ hg --cwd b pull ../a -r a6b287721c3b
pulling from ../a
adding changesets
adding manifests
adding file changes
error: pretxnchangegroup.reject_merge_commits hook failed: a6b287721c3b rejected as merge on the same branch. Please consider rebase.
transaction abort!
rollback completed
abort: a6b287721c3b rejected as merge on the same branch. Please consider rebase.
[255]
$ hg --cwd b pull ../a -r 1ea73414a91b
pulling from ../a
adding changesets
adding manifests
adding file changes
added 1 changesets with 0 changes to 0 files
new changesets 1ea73414a91b (1 drafts)
(run 'hg update' to get a working copy)
$ hg --cwd b pull ../a -r a9fb040caedd
pulling from ../a
searching for changes
adding changesets
adding manifests
adding file changes
added 3 changesets with 0 changes to 0 files
new changesets 66f7d451a68b:a9fb040caedd (3 drafts)
(run 'hg update' to get a working copy)