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4eb782e402
This change replicates the old method of building `jax` wheel via `python -m build`, which produced `.tar.gz` and `.whl` files. PiperOrigin-RevId: 731721522
102 lines
2.6 KiB
Python
102 lines
2.6 KiB
Python
# Copyright 2025 The JAX Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Script that builds a JAX wheel, intended to be run via bazel run as part
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# of the JAX build process.
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import argparse
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import os
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import pathlib
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import shutil
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import tempfile
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from jaxlib.tools import build_utils
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parser = argparse.ArgumentParser(fromfile_prefix_chars="@")
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parser.add_argument(
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"--sources_path",
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default=None,
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help=(
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"Path in which the wheel's sources should be prepared. Optional. If "
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"omitted, a temporary directory will be used."
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),
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)
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parser.add_argument(
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"--output_path",
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default=None,
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required=True,
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help="Path to which the output wheel should be written. Required.",
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)
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parser.add_argument(
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"--jaxlib_git_hash",
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default="",
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required=True,
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help="Git hash. Empty if unknown. Optional.",
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)
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parser.add_argument(
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"--srcs", help="source files for the wheel", action="append"
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)
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args = parser.parse_args()
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def copy_file(
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src_file: str,
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dst_dir: str,
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) -> None:
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"""Copy a file to the destination directory.
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Args:
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src_file: file to be copied
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dst_dir: destination directory
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"""
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dest_dir_path = os.path.join(dst_dir, os.path.dirname(src_file))
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os.makedirs(dest_dir_path, exist_ok=True)
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shutil.copy(src_file, dest_dir_path)
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os.chmod(os.path.join(dst_dir, src_file), 0o644)
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def prepare_srcs(deps: list[str], srcs_dir: str) -> None:
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"""Filter the sources and copy them to the destination directory.
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Args:
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deps: a list of paths to files.
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srcs_dir: target directory where files are copied to.
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"""
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for file in deps:
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if not (file.startswith("bazel-out") or file.startswith("external")):
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copy_file(file, srcs_dir)
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tmpdir = None
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sources_path = args.sources_path
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if sources_path is None:
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tmpdir = tempfile.TemporaryDirectory(prefix="jax")
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sources_path = tmpdir.name
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try:
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os.makedirs(args.output_path, exist_ok=True)
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prepare_srcs(args.srcs, pathlib.Path(sources_path))
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build_utils.build_wheel(
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sources_path,
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args.output_path,
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package_name="jax",
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git_hash=args.jaxlib_git_hash,
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build_wheel_only=False,
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)
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finally:
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if tmpdir:
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tmpdir.cleanup()
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