forked from mirrors/nixpkgs
a76e11a8c5
Without this it's impossible to use a python binary that depends on a different python version than what's used during the current build.
27 lines
837 B
Bash
27 lines
837 B
Bash
addPythonPath() {
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addToSearchPathWithCustomDelimiter : PYTHONPATH $1/@sitePackages@
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}
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toPythonPath() {
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local paths="$1"
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local result=
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for i in $paths; do
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p="$i/@sitePackages@"
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result="${result}${result:+:}$p"
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done
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echo $result
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}
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if [ -z "${dontAddPythonPath:-}" ]; then
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addEnvHooks "$hostOffset" addPythonPath
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fi
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# Determinism: The interpreter is patched to write null timestamps when compiling python files.
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# This way python doesn't try to update them when we freeze timestamps in nix store.
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export DETERMINISTIC_BUILD=1;
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# Determinism: We fix the hashes of str, bytes and datetime objects.
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export PYTHONHASHSEED=0;
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# Determinism. Whenever Python is included, it should not check user site-packages.
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# This option is only relevant when the sandbox is disabled.
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export PYTHONNOUSERSITE=1;
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