def _make_building_args(self,
ireq: shims.InstallRequirement) -> Dict[str, Any]:
src_dir = ireq.source_dir or self._get_source_dir()
if ireq.editable:
build_dir = src_dir
else:
build_dir = create_tracked_tempdir(prefix="pdm-build")
download_dir = context.cache("pkgs")
wheel_download_dir = context.cache("wheels")
return {
"build_dir": build_dir,
"src_dir": src_dir,
"download_dir": download_dir.as_posix(),
"wheel_download_dir": wheel_download_dir.as_posix(),
}
def build(self,
ireq: shims.InstallRequirement,
hashes: Optional[Dict[str, str]] = None) -> str:
"""Build egg_info directory for editable candidates and a wheel for others.
:param ireq: the InstallRequirment of the candidate.
:param hashes: a dictionary of filename: hash_value to check against downloaded
artifacts.
:returns: The full path of the built artifact.
"""
from pip._internal.utils.temp_dir import global_tempdir_manager
from pdm.builders import EditableBuilder
from pdm.builders import WheelBuilder
kwargs = self._make_building_args(ireq)
with self.get_finder() as finder:
with allow_all_wheels():
# temporarily allow all wheels to get a link.
ireq.populate_link(finder, False, bool(hashes))
if not ireq.editable and not ireq.req.name:
ireq.source_dir = kwargs["build_dir"]
else:
ireq.ensure_has_source_dir(kwargs["build_dir"])
download_dir = kwargs["download_dir"]
only_download = False
if ireq.link.is_wheel:
download_dir = kwargs["wheel_download_dir"]
only_download = True
if hashes:
ireq.options["hashes"] = convert_hashes(hashes)
if not (ireq.editable and ireq.req.is_local_dir):
with global_tempdir_manager():
downloaded = shims.shim_unpack(
link=ireq.link,
download_dir=download_dir,
location=ireq.source_dir,
hashes=ireq.hashes(False),
only_download=only_download,
session=finder.session,
)
# Preserve the downloaded file so that it won't be cleared.
if downloaded and only_download:
try:
shutil.copy(downloaded, download_dir)
except shutil.SameFileError:
pass
# Now all source is prepared, build it.
if ireq.link.is_wheel:
return (context.cache("wheels") /
ireq.link.filename).as_posix()
builder_class = EditableBuilder if ireq.editable else WheelBuilder
kwargs["finder"] = finder
with builder_class(ireq) as builder:
return builder.build(**kwargs)