Remove auto-detection of Python toolchain from MODULE.bazel

since it affects downstream users

The correct solution appears to be
https://rules-python.readthedocs.io/en/stable/toolchains.html#library-modules-with-dev-only-python-usage

This change also includes a workaround for the new mechanism creating
paths that are too long for Windows to handle.

Fixes #4581

PiperOrigin-RevId: 657706984
Change-Id: I8ae6b9e5efeb7629d79d14e7d4d3889876282d17
This commit is contained in:
Derek Mauro 2024-07-30 13:17:08 -07:00 committed by Copybara-Service
parent ffa31aec1c
commit 3e3b44c300
2 changed files with 18 additions and 5 deletions

View File

@ -49,11 +49,19 @@ bazel_dep(name = "re2",
version = "2024-07-02")
bazel_dep(name = "rules_python",
version = "0.29.0")
version = "0.34.0",
dev_dependency = True)
# https://rules-python.readthedocs.io/en/stable/toolchains.html#library-modules-with-dev-only-python-usage
python = use_extension(
"@rules_python//python/extensions:python.bzl",
"python",
dev_dependency = True
)
python.toolchain(python_version = "3.12",
is_default = True,
ignore_root_user_error = True)
fake_fuchsia_sdk = use_repo_rule("//:fake_fuchsia_sdk.bzl", "fake_fuchsia_sdk")
fake_fuchsia_sdk(name = "fuchsia_sdk")
# https://github.com/bazelbuild/rules_python/blob/main/BZLMOD_SUPPORT.md#default-toolchain-is-not-the-local-system-python
register_toolchains("@bazel_tools//tools/python:autodetecting_toolchain")

View File

@ -46,8 +46,13 @@ RMDIR /S /Q cmake_msvc2022
:: ----------------------------------------------------------------------------
:: Bazel
:: The default home directory on Kokoro is a long path which causes errors
:: because of Windows limitations on path length.
:: --output_user_root=C:\tmp causes Bazel to use a shorter path.
SET BAZEL_VS=C:\Program Files\Microsoft Visual Studio\2022\Community
%BAZEL_EXE% test ... ^
%BAZEL_EXE% ^
--output_user_root=C:\tmp ^
test ... ^
--compilation_mode=dbg ^
--copt=/std:c++14 ^
--copt=/WX ^