python/runfiles/BUILD.bazel

# Copyright 2019 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

load("//python:packaging.bzl", "py_wheel")
load("//python:py_library.bzl", "py_library")
load("//python/private:bzlmod_enabled.bzl", "BZLMOD_ENABLED")
load("//python/private:distribution_filegroup.bzl", "distribution_filegroup")

package(default_visibility = ["//:__subpackages__"])

distribution_filegroup(
    name = "distribution",
)

filegroup(
    name = "py_typed",
    # See PEP 561: py.typed is a special file that indicates the code supports type checking
    srcs = ["py.typed"],
)

py_library(
    name = "runfiles",
    srcs = [
        "__init__.py",
        "runfiles.py",
    ],
    data = [":py_typed"],
    imports = [
        # Add the repo root so `import python.runfiles.runfiles` works. This makes it agnostic
        # to the --experimental_python_import_all_repositories setting.
        "../..",
    ],
    pyi_srcs = [":py_typed"],
    visibility = ["//visibility:public"],
)

# This can be manually tested by running tests/runfiles/runfiles_wheel_integration_test.sh
# We ought to have an automated integration test for it, too.
# see https://github.com/bazel-contrib/rules_python/issues/1002
py_wheel(
    name = "wheel",
    # From https://pypi.org/classifiers/
    classifiers = [
        "Development Status :: 5 - Production/Stable",
        "License :: OSI Approved :: Apache Software License",
    ],
    description_file = "README.md",
    dist_folder = "dist",
    distribution = "bazel_runfiles",
    homepage = "https://github.com/bazel-contrib/rules_python",
    python_requires = ">=3.7",
    strip_path_prefixes = ["python"],
    twine = None if BZLMOD_ENABLED else "@rules_python_publish_deps_twine//:pkg",
    # this can be replaced by building with --stamp --embed_label=1.2.3
    version = "{BUILD_EMBED_LABEL}",
    visibility = ["//visibility:public"],
    deps = [
        ":py_typed",
        ":runfiles",
    ],
)