mirror of
https://github.com/pytorch/pytorch.git
synced 2025-10-21 05:30:26 +08:00
63360e64da
Pull Request resolved: https://github.com/pytorch/pytorch/pull/156462 Approved by: https://github.com/ezyang
112 lines
3.8 KiB
Python
112 lines
3.8 KiB
Python
from __future__ import annotations
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import argparse
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import os
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import re
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import subprocess
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from pathlib import Path
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from setuptools import distutils # type: ignore[import,attr-defined]
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UNKNOWN = "Unknown"
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RELEASE_PATTERN = re.compile(r"/v[0-9]+(\.[0-9]+)*(-rc[0-9]+)?/")
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def get_sha(pytorch_root: str | Path) -> str:
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try:
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rev = None
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if os.path.exists(os.path.join(pytorch_root, ".git")):
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rev = subprocess.check_output(
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["git", "rev-parse", "HEAD"], cwd=pytorch_root
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)
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elif os.path.exists(os.path.join(pytorch_root, ".hg")):
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rev = subprocess.check_output(
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["hg", "identify", "-r", "."], cwd=pytorch_root
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)
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if rev:
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return rev.decode("ascii").strip()
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except Exception:
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pass
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return UNKNOWN
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def get_tag(pytorch_root: str | Path) -> str:
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try:
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tag = subprocess.run(
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["git", "describe", "--tags", "--exact"],
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cwd=pytorch_root,
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encoding="ascii",
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capture_output=True,
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).stdout.strip()
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if RELEASE_PATTERN.match(tag):
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return tag
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else:
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return UNKNOWN
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except Exception:
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return UNKNOWN
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def get_torch_version(sha: str | None = None) -> str:
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pytorch_root = Path(__file__).absolute().parent.parent
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version = open(pytorch_root / "version.txt").read().strip()
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if os.getenv("PYTORCH_BUILD_VERSION"):
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assert os.getenv("PYTORCH_BUILD_NUMBER") is not None
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build_number = int(os.getenv("PYTORCH_BUILD_NUMBER", ""))
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version = os.getenv("PYTORCH_BUILD_VERSION", "")
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if build_number > 1:
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version += ".post" + str(build_number)
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elif sha != UNKNOWN:
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if sha is None:
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sha = get_sha(pytorch_root)
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version += "+git" + sha[:7]
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return version
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description="Generate torch/version.py from build and environment metadata."
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)
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parser.add_argument(
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"--is-debug",
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"--is_debug",
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type=distutils.util.strtobool,
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help="Whether this build is debug mode or not.",
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)
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parser.add_argument("--cuda-version", "--cuda_version", type=str)
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parser.add_argument("--hip-version", "--hip_version", type=str)
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parser.add_argument("--xpu-version", "--xpu_version", type=str)
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args = parser.parse_args()
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assert args.is_debug is not None
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args.cuda_version = None if args.cuda_version == "" else args.cuda_version
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args.hip_version = None if args.hip_version == "" else args.hip_version
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args.xpu_version = None if args.xpu_version == "" else args.xpu_version
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pytorch_root = Path(__file__).parent.parent
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version_path = pytorch_root / "torch" / "version.py"
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# Attempt to get tag first, fall back to sha if a tag was not found
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tagged_version = get_tag(pytorch_root)
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sha = get_sha(pytorch_root)
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if tagged_version == UNKNOWN:
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version = get_torch_version(sha)
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else:
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version = tagged_version
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with open(version_path, "w") as f:
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f.write("from typing import Optional\n\n")
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f.write(
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"__all__ = ['__version__', 'debug', 'cuda', 'git_version', 'hip', 'xpu']\n"
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)
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f.write(f"__version__ = '{version}'\n")
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# NB: This is not 100% accurate, because you could have built the
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# library code with DEBUG, but csrc without DEBUG (in which case
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# this would claim to be a release build when it's not.)
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f.write(f"debug = {repr(bool(args.is_debug))}\n")
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f.write(f"cuda: Optional[str] = {repr(args.cuda_version)}\n")
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f.write(f"git_version = {repr(sha)}\n")
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f.write(f"hip: Optional[str] = {repr(args.hip_version)}\n")
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f.write(f"xpu: Optional[str] = {repr(args.xpu_version)}\n")
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