py-installer: bootstrap without pip (#35341)

* py-installer: bootstrap without pip

* [@spackbot] updating style on behalf of adamjstewart

---------

Co-authored-by: adamjstewart <adamjstewart@users.noreply.github.com>
This commit is contained in:
Adam J. Stewart 2023-02-07 21:30:06 -07:00 committed by GitHub
parent ccd11666c6
commit f5ed18f6a3
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@ -3,16 +3,43 @@
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
from spack.package import *
class PyInstaller(PythonPackage):
class PyInstaller(Package, PythonExtension):
"""A library for installing Python wheels."""
homepage = "https://github.com/pradyunsg/installer"
pypi = "installer/installer-0.4.0.tar.gz"
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("0.4.0", sha256="17d7ca174039fbd85f268e16042e3132ebb03d91e1bbe0f63b9ec6b40619414a")
version(
"0.6.0",
sha256="ae7c62d1d6158b5c096419102ad0d01fdccebf857e784cee57f94165635fe038",
expand=False,
)
depends_on("python@2.7,3.5:", type=("build", "run"))
depends_on("py-flit-core@2", type="build")
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.add_default_arg("installer")
setattr(module, "installer", installer)