spack/var/spack/repos/builtin/packages/py-installer/package.py
2023-11-01 09:14:37 +01:00

45 lines
1.5 KiB
Python

# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
from spack.package import *
class PyInstaller(Package, PythonExtension):
"""A library for installing Python wheels."""
homepage = "https://github.com/pypa/installer"
url = (
"https://files.pythonhosted.org/packages/py3/i/installer/installer-0.6.0-py3-none-any.whl"
)
list_url = "https://pypi.org/simple/installer/"
version(
"0.6.0",
sha256="ae7c62d1d6158b5c096419102ad0d01fdccebf857e784cee57f94165635fe038",
expand=False,
)
extends("python")
def install(self, spec, prefix):
# To build and install installer from source, you need flit-core, build, and installer
# already installed. We get around this by using a pre-built wheel to install itself.
# See https://github.com/pypa/installer/issues/150 for details.
# We can't do this in setup_build_environment because self.stage.archive_file is undefined
wheel = self.stage.archive_file
path = os.environ.get("PYTHONPATH", "")
os.environ["PYTHONPATH"] = os.pathsep.join([wheel, path])
args = ["-m", "installer", "--prefix", prefix, wheel]
python(*args)
def setup_dependent_package(self, module, dependent_spec):
installer = dependent_spec["python"].command
installer.add_default_arg("-m", "installer")
setattr(module, "installer", installer)