\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /opt/alt/python37/lib/python3.7/site-packages/pip/_vendor/pep517/

Viewing File: meta.py

"""Build metadata for a project using PEP 517 hooks.
"""
import argparse
import logging
import os
import shutil
import functools

try:
    import importlib.metadata as imp_meta
except ImportError:
    import importlib_metadata as imp_meta

try:
    from zipfile import Path
except ImportError:
    from zipp import Path

from .envbuild import BuildEnvironment
from .wrappers import Pep517HookCaller, quiet_subprocess_runner
from .dirtools import tempdir, mkdir_p, dir_to_zipfile
from .build import validate_system, load_system, compat_system

log = logging.getLogger(__name__)


def _prep_meta(hooks, env, dest):
    reqs = hooks.get_requires_for_build_wheel({})
    log.info('Got build requires: %s', reqs)

    env.pip_install(reqs)
    log.info('Installed dynamic build dependencies')

    with tempdir() as td:
        log.info('Trying to build metadata in %s', td)
        filename = hooks.prepare_metadata_for_build_wheel(td, {})
        source = os.path.join(td, filename)
        shutil.move(source, os.path.join(dest, os.path.basename(filename)))


def build(source_dir='.', dest=None, system=None):
    system = system or load_system(source_dir)
    dest = os.path.join(source_dir, dest or 'dist')
    mkdir_p(dest)
    validate_system(system)
    hooks = Pep517HookCaller(
        source_dir, system['build-backend'], system.get('backend-path')
    )

    with hooks.subprocess_runner(quiet_subprocess_runner):
        with BuildEnvironment() as env:
            env.pip_install(system['requires'])
            _prep_meta(hooks, env, dest)


def build_as_zip(builder=build):
    with tempdir() as out_dir:
        builder(dest=out_dir)
        return dir_to_zipfile(out_dir)


def load(root):
    """
    Given a source directory (root) of a package,
    return an importlib.metadata.Distribution object
    with metadata build from that package.
    """
    root = os.path.expanduser(root)
    system = compat_system(root)
    builder = functools.partial(build, source_dir=root, system=system)
    path = Path(build_as_zip(builder))
    return imp_meta.PathDistribution(path)


parser = argparse.ArgumentParser()
parser.add_argument(
    'source_dir',
    help="A directory containing pyproject.toml",
)
parser.add_argument(
    '--out-dir', '-o',
    help="Destination in which to save the builds relative to source dir",
)


def main():
    args = parser.parse_args()
    build(args.source_dir, args.out_dir)


if __name__ == '__main__':
    main()