3efa4ee26f
* Remove CI jobs related to Python 2.7 * Remove Python 2.7 specific code from Spack core * Remove externals for Python 2 only * Remove llnl.util.compat
54 lines
1.8 KiB
Python
Executable file
54 lines
1.8 KiB
Python
Executable file
#!/bin/sh
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# -*- python -*-
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#
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# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
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# Spack Project Developers. See the top-level COPYRIGHT file for details.
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#
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# SPDX-License-Identifier: (Apache-2.0 OR MIT)
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# This file is bilingual. The following shell code finds our preferred python.
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# Following line is a shell no-op, and starts a multi-line Python comment.
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# See https://stackoverflow.com/a/47886254
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""":"
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# prefer SPACK_PYTHON environment variable, python3, python, then python2
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SPACK_PREFERRED_PYTHONS="python3 python python2 /usr/libexec/platform-python"
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for cmd in "${SPACK_PYTHON:-}" ${SPACK_PREFERRED_PYTHONS}; do
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if command -v > /dev/null "$cmd"; then
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export SPACK_PYTHON="$(command -v "$cmd")"
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exec "${SPACK_PYTHON}" "$0" "$@"
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fi
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done
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echo "==> Error: spack could not find a python interpreter!" >&2
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exit 1
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":"""
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# Line above is a shell no-op, and ends a python multi-line comment.
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# The code above runs this file with our preferred python interpreter.
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from __future__ import print_function
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import os
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import os.path
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import sys
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min_python3 = (3, 6)
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if sys.version_info[:2] < min_python3:
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v_info = sys.version_info[:3]
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msg = "Spack requires Python %d.%d or higher " % min_python3
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msg += "You are running spack with Python %d.%d.%d." % v_info
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sys.exit(msg)
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# Find spack's location and its prefix.
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spack_file = os.path.realpath(os.path.expanduser(__file__))
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spack_prefix = os.path.dirname(os.path.dirname(spack_file))
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# Allow spack libs to be imported in our scripts
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spack_lib_path = os.path.join(spack_prefix, "lib", "spack")
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sys.path.insert(0, spack_lib_path)
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from spack_installable.main import main # noqa: E402
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# Once we've set up the system path, run the spack main method
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if __name__ == "__main__":
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sys.exit(main())
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