Mercurial > repos > shellac > sam_consensus_v3
diff env/lib/python3.9/site-packages/pip/_vendor/pep517/meta.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.9/site-packages/pip/_vendor/pep517/meta.py Mon Mar 22 18:12:50 2021 +0000 @@ -0,0 +1,92 @@ +"""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()