tools/python/BUILD

load("@rules_python//python:defs.bzl", "py_runtime_pair")
load("@rules_python//python:pip.bzl", "compile_pip_requirements")

py_runtime(
    name = "python3_runtime",
    files = [
        "runtime_binary.sh",
        "@python_repo//:all_files",
    ],
    interpreter = "runtime_binary.sh",
    python_version = "PY3",
)

py_runtime_pair(
    name = "py_runtime",
    py2_runtime = None,
    py3_runtime = ":python3_runtime",
)

toolchain(
    name = "python_toolchain",
    exec_compatible_with = [
        "@platforms//cpu:x86_64",
        "@platforms//os:linux",
    ],
    target_compatible_with = [
        "@platforms//cpu:x86_64",
        "@platforms//os:linux",
        "//tools/platforms/python:debian_bundled_python",
    ],
    toolchain = ":py_runtime",
    toolchain_type = "@rules_python//python:toolchain_type",
)

# Invoke this via "bazel run //tools/python:requirements.update".
compile_pip_requirements(
    name = "requirements",
    requirements_in = "requirements.txt",
    requirements_txt = "requirements.lock.txt",
    tags = [
        # The test pings pypi.org to make sure that the lock file matches the
        # requirements file.
        # TODO(phil): Disable this if it's too flaky.
        "requires-network",
    ],
)

py_runtime(
    name = "upstream_python3_runtime",
    files = [
        "runtime_binary.sh",
        "@python3_9_x86_64-unknown-linux-gnu//:files",
    ],
    interpreter = "runtime_binary.sh",
    python_version = "PY3",
)

py_runtime_pair(
    name = "upstream_py_runtime",
    py2_runtime = None,
    py3_runtime = ":upstream_python3_runtime",
)

toolchain(
    name = "upstream_python_toolchain",
    exec_compatible_with = [
        "@platforms//cpu:x86_64",
        "@platforms//os:linux",
    ],
    target_compatible_with = [
        "@platforms//cpu:x86_64",
        "@platforms//os:linux",
        "//tools/platforms/python:upstream_bundled_python",
    ],
    toolchain = ":upstream_py_runtime",
    toolchain_type = "@rules_python//python:toolchain_type",
)