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https://github.com/zebrajr/tensorflow.git
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94e89d1103
The problem was that `@python_<>_host` repository wasn't aware of the python type (controlled by the build flag `@rules_python//python/config_settings:py_freethreaded`) and selected the first candidate, e.g. GIL version of the python. PiperOrigin-RevId: 808825370
73 lines
2.8 KiB
Python
73 lines
2.8 KiB
Python
"""Hermetic Python initialization. Consult the WORKSPACE on how to use it."""
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load(
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"@python_version_repo//:py_version.bzl",
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"HERMETIC_PYTHON_PREFIX",
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"HERMETIC_PYTHON_SHA256",
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"HERMETIC_PYTHON_URL",
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"HERMETIC_PYTHON_VERSION",
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"HERMETIC_PYTHON_VERSION_KIND",
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)
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load("@rules_python//python:repositories.bzl", "python_register_toolchains")
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load("@rules_python//python:versions.bzl", "MINOR_MAPPING", "PLATFORMS")
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def get_toolchain_name_per_python_version(name):
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return "{name}_{version}".format(
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name = name,
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version = HERMETIC_PYTHON_VERSION.replace(".", "_"),
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)
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def python_init_toolchains(name = "python", python_version = None, **kwargs):
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"""Register hermetic python toolchains.
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Args:
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name: prefix of the toolchain, "python" by default (it is strongly
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recommended to rely on the default).
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python_version: version of the python to register; if set it will bypass
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kwargs to underlying python_register_toolchains as is (manual
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configuration), otherwise it will automatically configure toolchains
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based on HERMETIC_PYTHON_URL and/or based on HERMETIC_PYTHON_VERSION
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repo_env values.
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**kwargs: additional arguments to pass to python_register_toolchains.
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"""
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if python_version:
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python_register_toolchains(
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name = get_toolchain_name_per_python_version(name),
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python_version = python_version,
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**kwargs
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)
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elif HERMETIC_PYTHON_URL:
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tool_version = MINOR_MAPPING.get(HERMETIC_PYTHON_VERSION)
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if not tool_version:
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tool_version = HERMETIC_PYTHON_VERSION + ".0"
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url_components = HERMETIC_PYTHON_URL.split("://", 1)
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sha256s = {}
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for platform in PLATFORMS.keys():
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# Avoid obscure platforms for now just in case
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if "aarch64" in platform or "x86_64" in platform:
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sha256s[platform] = HERMETIC_PYTHON_SHA256
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python_register_toolchains(
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name = get_toolchain_name_per_python_version(name),
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base_url = url_components[0] + "://",
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ignore_root_user_error = True,
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python_version = tool_version,
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tool_versions = {
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tool_version: {
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"url": url_components[1],
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"sha256": sha256s,
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"strip_prefix": HERMETIC_PYTHON_PREFIX,
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},
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},
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# minor_mapping = {HERMETIC_PYTHON_VERSION: tool_version}
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)
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elif HERMETIC_PYTHON_VERSION in MINOR_MAPPING:
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python_register_toolchains(
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name = get_toolchain_name_per_python_version(name),
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ignore_root_user_error = True,
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python_version = HERMETIC_PYTHON_VERSION,
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python_version_kind = HERMETIC_PYTHON_VERSION_KIND,
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)
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