100 lines
3.3 KiB
Python
Executable file
100 lines
3.3 KiB
Python
Executable file
#!/bin/sh
|
|
# -*- python -*-
|
|
#
|
|
# Copyright 2013-2022 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)
|
|
|
|
# This file is bilingual. The following shell code finds our preferred python.
|
|
# Following line is a shell no-op, and starts a multi-line Python comment.
|
|
# See https://stackoverflow.com/a/47886254
|
|
""":"
|
|
# prefer SPACK_PYTHON environment variable, python3, python, then python2
|
|
SPACK_PREFERRED_PYTHONS="python3 python python2 /usr/libexec/platform-python"
|
|
for cmd in "${SPACK_PYTHON:-}" ${SPACK_PREFERRED_PYTHONS}; do
|
|
if command -v > /dev/null "$cmd"; then
|
|
export SPACK_PYTHON="$(command -v "$cmd")"
|
|
exec "${SPACK_PYTHON}" "$0" "$@"
|
|
fi
|
|
done
|
|
|
|
echo "==> Error: spack could not find a python interpreter!" >&2
|
|
exit 1
|
|
":"""
|
|
# Line above is a shell no-op, and ends a python multi-line comment.
|
|
# The code above runs this file with our preferred python interpreter.
|
|
|
|
from __future__ import print_function
|
|
|
|
import os
|
|
import os.path
|
|
import sys
|
|
|
|
min_python3 = (3, 5)
|
|
|
|
if sys.version_info[:2] < (2, 7) or (
|
|
sys.version_info[:2] >= (3, 0) and sys.version_info[:2] < min_python3
|
|
):
|
|
v_info = sys.version_info[:3]
|
|
msg = "Spack requires Python 2.7 or %d.%d or higher " % min_python3
|
|
msg += "You are running spack with Python %d.%d.%d." % v_info
|
|
sys.exit(msg)
|
|
|
|
# Find spack's location and its prefix.
|
|
spack_file = os.path.realpath(os.path.expanduser(__file__))
|
|
spack_prefix = os.path.dirname(os.path.dirname(spack_file))
|
|
|
|
# Allow spack libs to be imported in our scripts
|
|
spack_lib_path = os.path.join(spack_prefix, "lib", "spack")
|
|
sys.path.insert(0, spack_lib_path)
|
|
|
|
# Add external libs
|
|
spack_external_libs = os.path.join(spack_lib_path, "external")
|
|
|
|
if sys.version_info[:2] <= (2, 7):
|
|
sys.path.insert(0, os.path.join(spack_external_libs, "py2"))
|
|
|
|
sys.path.insert(0, spack_external_libs)
|
|
|
|
# Here we delete ruamel.yaml in case it has been already imported from site
|
|
# (see #9206 for a broader description of the issue).
|
|
#
|
|
# Briefly: ruamel.yaml produces a .pth file when installed with pip that
|
|
# makes the site installed package the preferred one, even though sys.path
|
|
# is modified to point to another version of ruamel.yaml.
|
|
if "ruamel.yaml" in sys.modules:
|
|
del sys.modules["ruamel.yaml"]
|
|
|
|
if "ruamel" in sys.modules:
|
|
del sys.modules["ruamel"]
|
|
|
|
# The following code is here to avoid failures when updating
|
|
# the develop version, due to spurious argparse.pyc files remaining
|
|
# in the libs/spack/external directory, see:
|
|
# https://github.com/spack/spack/pull/25376
|
|
# TODO: Remove in v0.18.0 or later
|
|
try:
|
|
import argparse
|
|
except ImportError:
|
|
argparse_pyc = os.path.join(spack_external_libs, "argparse.pyc")
|
|
if not os.path.exists(argparse_pyc):
|
|
raise
|
|
try:
|
|
os.remove(argparse_pyc)
|
|
import argparse # noqa: F401
|
|
except Exception:
|
|
msg = (
|
|
"The file\n\n\t{0}\n\nis corrupted and cannot be deleted by Spack. "
|
|
"Either delete it manually or ask some administrator to "
|
|
"delete it for you."
|
|
)
|
|
print(msg.format(argparse_pyc))
|
|
sys.exit(1)
|
|
|
|
|
|
import spack.main # noqa: E402
|
|
|
|
# Once we've set up the system path, run the spack main method
|
|
if __name__ == "__main__":
|
|
sys.exit(spack.main.main())
|