FM / pep517

/usr/local/lib/python3.6/site-packages/pip/_vendor/pep517/

/usr/local/lib/python3.6/site-packages/pip/_vendor/pep517

Name	Size	Mode	Actions
in_process/	-	0755	rm
__pycache__/	-	0755	rm
build.py	3457	0644	edit dl rm
check.py	6084	0644	edit dl rm
colorlog.py	4098	0644	edit dl rm
compat.py	1253	0644	edit dl rm
dirtools.py	1129	0644	edit dl rm
envbuild.py	6100	0644	edit dl rm
meta.py	2463	0644	edit dl rm
wrappers.py	13429	0644	edit dl rm
__init__.py	130	0644	edit dl rm

Edit: /usr/local/lib/python3.6/site-packages/pip/_vendor/pep517/meta.py (2463B)

"""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()

cmd: