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"""
this module is a hack only in place to allow for setuptools
to use the attribute for the versions
it works only if the backend-path of the build-system section
from pyproject.toml is respected
"""
from __future__ import annotations
import logging
import os
from typing import Callable
from setuptools import build_meta as build_meta
from setuptools_scm import Configuration
from setuptools_scm import _types as _t
from setuptools_scm import get_version
from setuptools_scm import git
from setuptools_scm import hg
from setuptools_scm.fallbacks import parse_pkginfo
from setuptools_scm.version import ScmVersion
from setuptools_scm.version import get_local_node_and_date
from setuptools_scm.version import get_no_local_node
from setuptools_scm.version import guess_next_dev_version
log = logging.getLogger("setuptools_scm")
# todo: take fake entrypoints from pyproject.toml
try_parse: list[Callable[[_t.PathT, Configuration], ScmVersion | None]] = [
parse_pkginfo,
git.parse,
hg.parse,
git.parse_archival,
hg.parse_archival,
]
def parse(root: str, config: Configuration) -> ScmVersion | None:
for maybe_parse in try_parse:
try:
parsed = maybe_parse(root, config)
except OSError as e:
log.warning("parse with %s failed with: %s", maybe_parse, e)
else:
if parsed is not None:
return parsed
return None
def scm_version() -> str:
# Use no-local-version if SETUPTOOLS_SCM_NO_LOCAL is set (for CI uploads)
local_scheme = (
get_no_local_node
if os.environ.get("SETUPTOOLS_SCM_NO_LOCAL")
else get_local_node_and_date
)
return get_version(
relative_to=__file__,
parse=parse,
version_scheme=guess_next_dev_version,
local_scheme=local_scheme,
)
version: str
def __getattr__(name: str) -> str:
if name == "version":
global version
version = scm_version()
return version
raise AttributeError(name)
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