152 lines
4.4 KiB
Nix
152 lines
4.4 KiB
Nix
{
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lib,
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stdenv,
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callPackage,
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pythonPackagesExtensions,
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config,
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makeScopeWithSplicing',
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...
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}:
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{
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implementation,
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libPrefix,
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executable,
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sourceVersion,
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pythonVersion,
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packageOverrides,
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sitePackages,
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hasDistutilsCxxPatch,
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pythonOnBuildForBuild,
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pythonOnBuildForHost,
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pythonOnBuildForTarget,
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pythonOnHostForHost,
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pythonOnTargetForTarget,
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pythonAttr ? null,
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self, # is pythonOnHostForTarget
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}:
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let
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pythonPackages =
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let
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ensurePythonModules =
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items:
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let
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exceptions = [
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stdenv
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];
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providesSetupHook = lib.attrByPath [ "provides" "setupHook" ] false;
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valid =
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value: pythonPackages.hasPythonModule value || providesSetupHook value || lib.elem value exceptions;
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func =
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name: value:
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if lib.isDerivation value then
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lib.extendDerivation (
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valid value
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|| throw "${name} should use `buildPythonPackage` or `toPythonModule` if it is to be part of the Python packages set."
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) { } value
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else
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value;
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in
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lib.mapAttrs func items;
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in
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ensurePythonModules (
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callPackage
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# Function that when called
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# - imports python-packages.nix
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# - adds spliced package sets to the package set
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# - applies overrides from `packageOverrides` and `pythonPackagesOverlays`.
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(
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{
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pkgs,
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stdenv,
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python,
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overrides,
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}:
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let
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pythonPackagesFun = import ./python-packages-base.nix {
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inherit stdenv pkgs lib;
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python = self;
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};
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otherSplices = {
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selfBuildBuild = pythonOnBuildForBuild.pkgs;
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selfBuildHost = pythonOnBuildForHost.pkgs;
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selfBuildTarget = pythonOnBuildForTarget.pkgs;
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selfHostHost = pythonOnHostForHost.pkgs;
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selfTargetTarget = pythonOnTargetForTarget.pkgs or { }; # There is no Python TargetTarget.
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};
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hooks = import ./hooks/default.nix;
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keep = self: hooks self { };
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optionalExtensions = cond: as: lib.optionals cond as;
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pythonExtension = import ../../../top-level/python-packages.nix;
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python2Extension = import ../../../top-level/python2-packages.nix;
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extensions = lib.composeManyExtensions (
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[
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hooks
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pythonExtension
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]
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++ (optionalExtensions (!self.isPy3k) [
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python2Extension
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])
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++ pythonPackagesExtensions
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++ [
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overrides
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]
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);
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aliases =
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self: super:
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lib.optionalAttrs config.allowAliases (import ../../../top-level/python-aliases.nix lib self super);
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in
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makeScopeWithSplicing' {
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inherit otherSplices keep;
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f = lib.extends (lib.composeExtensions aliases extensions) pythonPackagesFun;
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}
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)
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{
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overrides = packageOverrides;
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python = self;
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}
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);
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pythonOnBuildForHost_overridden = pythonOnBuildForHost.override {
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inherit packageOverrides;
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self = pythonOnBuildForHost_overridden;
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};
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in
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rec {
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isPy27 = pythonVersion == "2.7";
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isPy37 = pythonVersion == "3.7";
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isPy38 = pythonVersion == "3.8";
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isPy39 = pythonVersion == "3.9";
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isPy310 = pythonVersion == "3.10";
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isPy311 = pythonVersion == "3.11";
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isPy312 = pythonVersion == "3.12";
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isPy2 = lib.strings.substring 0 1 pythonVersion == "2";
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isPy3 = lib.strings.substring 0 1 pythonVersion == "3";
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isPy3k = isPy3;
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isPyPy = lib.hasInfix "pypy" interpreter;
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buildEnv = callPackage ./wrapper.nix {
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python = self;
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inherit (pythonPackages) requiredPythonModules;
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};
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withPackages = import ./with-packages.nix { inherit buildEnv pythonPackages; };
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pkgs = pythonPackages;
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interpreter = "${self}/bin/${executable}";
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inherit
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executable
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implementation
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libPrefix
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pythonVersion
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sitePackages
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;
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inherit sourceVersion;
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pythonAtLeast = lib.versionAtLeast pythonVersion;
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pythonOlder = lib.versionOlder pythonVersion;
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inherit hasDistutilsCxxPatch;
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pythonOnBuildForHost = pythonOnBuildForHost_overridden;
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tests = callPackage ./tests.nix {
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python = self;
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};
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inherit pythonAttr;
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}
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