244 lines
7.5 KiB
Nix
244 lines
7.5 KiB
Nix
# Generic builder.
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{ lib
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, config
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, python
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, wrapPython
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, unzip
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, ensureNewerSourcesForZipFilesHook
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# Whether the derivation provides a Python module or not.
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, toPythonModule
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, namePrefix
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, update-python-libraries
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, setuptools
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, flitBuildHook
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, pipBuildHook
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, pipInstallHook
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, pythonCatchConflictsHook
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, pythonImportsCheckHook
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, pythonNamespacesHook
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, pythonRecompileBytecodeHook
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, pythonRemoveBinBytecodeHook
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, pythonRemoveTestsDirHook
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, setuptoolsBuildHook
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, setuptoolsCheckHook
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, wheelUnpackHook
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, eggUnpackHook
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, eggBuildHook
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, eggInstallHook
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, autoPatchelfHook
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, alsaLib
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, cups
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, gnutar
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, libGL
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, libselinux
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, lbzip2
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, xorg
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# conda pkgs
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, glibc
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, gcc-unwrapped
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# conda python
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, binutils
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, libgcc
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, ncurses
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, readline
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, sqlite
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, tk
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, xz
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, zlib
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, tzdata
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}:
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{ name ? "${attrs.pname}-${attrs.version}"
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# Build-time dependencies for the package
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, nativeBuildInputs ? []
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# Run-time dependencies for the package
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, buildInputs ? []
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# Dependencies needed for running the checkPhase.
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# These are added to buildInputs when doCheck = true.
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, checkInputs ? []
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# propagate build dependencies so in case we have A -> B -> C,
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# C can import package A propagated by B
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, propagatedBuildInputs ? []
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# DEPRECATED: use propagatedBuildInputs
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, pythonPath ? []
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# Enabled to detect some (native)BuildInputs mistakes
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, strictDeps ? true
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# used to disable derivation, useful for specific python versions
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, disabled ? false
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# Raise an error if two packages are installed with the same name
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, catchConflicts ? true
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# Additional arguments to pass to the makeWrapper function, which wraps
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# generated binaries.
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, makeWrapperArgs ? []
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# Skip wrapping of python programs altogether
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, dontWrapPythonPrograms ? false
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# Don't use Pip to install a wheel
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# Note this is actually a variable for the pipInstallPhase in pip's setupHook.
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# It's included here to prevent an infinite recursion.
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, dontUsePipInstall ? false
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# Skip setting the PYTHONNOUSERSITE environment variable in wrapped programs
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, permitUserSite ? false
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# Remove bytecode from bin folder.
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# When a Python script has the extension `.py`, bytecode is generated
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# Typically, executables in bin have no extension, so no bytecode is generated.
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# However, some packages do provide executables with extensions, and thus bytecode is generated.
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, removeBinBytecode ? true
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# Several package formats are supported.
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# "setuptools" : Install a common setuptools/distutils based package. This builds a wheel.
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# "wheel" : Install from a pre-compiled wheel.
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# "flit" : Install a flit package. This builds a wheel.
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# "pyproject": Install a package using a ``pyproject.toml`` file (PEP517). This builds a wheel.
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# "egg": Install a package from an egg.
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# "other" : Provide your own buildPhase and installPhase.
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, format ? "setuptools"
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, meta ? {}
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, passthru ? {}
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, doCheck ? config.doCheckByDefault or false
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, ... } @ attrs:
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# Keep extra attributes from `attrs`, e.g., `patchPhase', etc.
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if disabled
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then throw "${name} not supported for interpreter ${python.executable}"
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else
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let supportedFormats = [ "condabin" "egg" "flit" "other" "pyproject" "setuptools" "wheel" ]; in
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if ! lib.elem format supportedFormats then
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throw ''wrong format "${format}" for buildPythonPackage. Must be one of: [${toString supportedFormats}]''
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else
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let
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inherit (python) stdenv;
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self = toPythonModule (stdenv.mkDerivation ((builtins.removeAttrs attrs [
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"disabled" "checkPhase" "checkInputs" "doCheck" "doInstallCheck" "dontWrapPythonPrograms" "catchConflicts" "format"
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]) // {
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name = namePrefix + name;
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nativeBuildInputs = [
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python
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wrapPython
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ensureNewerSourcesForZipFilesHook # move to wheel installer (pip) or builder (setuptools, flit, ...)?
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pythonRecompileBytecodeHook # Remove when solved https://github.com/NixOS/nixpkgs/issues/81441
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pythonRemoveTestsDirHook
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] ++ lib.optionals catchConflicts [
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setuptools pythonCatchConflictsHook
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] ++ lib.optionals removeBinBytecode [
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pythonRemoveBinBytecodeHook
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] ++ lib.optionals (lib.hasSuffix "zip" (attrs.src.name or "")) [
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unzip
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] ++ lib.optionals (format == "setuptools") [
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setuptoolsBuildHook
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] ++ lib.optionals (format == "flit") [
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flitBuildHook
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] ++ lib.optionals (format == "pyproject") [
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pipBuildHook
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] ++ lib.optionals (format == "wheel") [
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wheelUnpackHook
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] ++ lib.optionals (format == "egg") [
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eggUnpackHook eggBuildHook eggInstallHook
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] ++ lib.optionals (format == "condabin") [
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autoPatchelfHook
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] ++ lib.optionals (!(builtins.elem format [ "condabin" "other" ]) || dontUsePipInstall) [
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pipInstallHook
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] ++ lib.optionals (stdenv.buildPlatform == stdenv.hostPlatform) [
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# This is a test, however, it should be ran independent of the checkPhase and checkInputs
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pythonImportsCheckHook
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] ++ lib.optionals (python.pythonAtLeast "3.3") [
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# Optionally enforce PEP420 for python3
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pythonNamespacesHook
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] ++ nativeBuildInputs;
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buildInputs =
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buildInputs ++ pythonPath
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++ lib.optionals (format == "condabin") (
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[ alsaLib cups libGL ]
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++ (with xorg; [ libSM libICE libX11 libXau libXdamage libXi libXrender libXrandr libXcomposite libXcursor libXtst libXScrnSaver])
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# dependencies of condas python interpreter dstribution
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++ [ binutils glibc gcc-unwrapped.lib ncurses readline sqlite tk xz zlib ]
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);
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propagatedBuildInputs = propagatedBuildInputs ++ [ python ];
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inherit strictDeps;
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LANG = "${if python.stdenv.isDarwin then "en_US" else "C"}.UTF-8";
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# Python packages don't have a checkPhase, only an installCheckPhase
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doCheck = false;
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doInstallCheck = attrs.doCheck or true;
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installCheckInputs = [
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] ++ lib.optionals (format == "setuptools") [
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# Longer-term we should get rid of this and require
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# users of this function to set the `installCheckPhase` or
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# pass in a hook that sets it.
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setuptoolsCheckHook
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] ++ checkInputs;
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postFixup = lib.optionalString (!dontWrapPythonPrograms) ''
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wrapPythonPrograms
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'' + attrs.postFixup or '''';
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# Python packages built through cross-compilation are always for the host platform.
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disallowedReferences = lib.optionals (python.stdenv.hostPlatform != python.stdenv.buildPlatform) [ python.pythonForBuild ];
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# For now, revert recompilation of bytecode.
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dontUsePythonRecompileBytecode = true;
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meta = {
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# default to python's platforms
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platforms = python.meta.platforms;
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isBuildPythonPackage = python.meta.platforms;
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} // meta;
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} // lib.optionalAttrs (attrs?checkPhase) {
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# If given use the specified checkPhase, otherwise use the setup hook.
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# Longer-term we should get rid of `checkPhase` and use `installCheckPhase`.
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installCheckPhase = attrs.checkPhase;
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} // lib.optionalAttrs (format == "condabin") {
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unpackPhase = ''
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${lbzip2}/bin/lbzip2 -dc -n $(nproc) $src | ${gnutar}/bin/tar --exclude='info' -x
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'';
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installPhase = ''
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pyDir=$(echo ${lib.removeSuffix "-" namePrefix})
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if [ -e ./site-packages ]; then
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mkdir -p $out/lib/$pyDir/site-packages/
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cp -r ./site-packages/* $out/lib/$pyDir/site-packages/
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else
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cp -r . $out
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rm $out/env-vars
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fi
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if [ -e $out/bin ]; then
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find $out/bin -type f -exec sed -i "s|/opt/anaconda1anaconda2anaconda3||g" {} \;
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fi
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'';
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}
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));
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passthru.updateScript = let
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filename = builtins.head (lib.splitString ":" self.meta.position);
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in attrs.passthru.updateScript or [ update-python-libraries filename ];
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in lib.extendDerivation true passthru self
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