103 lines
4 KiB
Nix
103 lines
4 KiB
Nix
{ lib, stdenv, callPackage, pythonPackagesExtensions, config
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, makeScopeWithSplicing', ... }:
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{ implementation, libPrefix, executable, sourceVersion, pythonVersion
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, packageOverrides, sitePackages, hasDistutilsCxxPatch, pythonOnBuildForBuild
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, pythonOnBuildForHost, pythonOnBuildForTarget, pythonOnHostForHost
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, pythonOnTargetForTarget, pythonAttr ? null, self # is pythonOnHostForTarget
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}:
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let
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pythonPackages = let
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ensurePythonModules = items:
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let
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exceptions = [ stdenv ];
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providesSetupHook = lib.attrByPath [ "provides" "setupHook" ] false;
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valid = value:
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pythonPackages.hasPythonModule value || providesSetupHook value
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|| lib.elem value exceptions;
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func = name: value:
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if lib.isDerivation value then
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lib.extendDerivation (valid value || throw
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"${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 lib.mapAttrs func items;
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in ensurePythonModules (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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({ pkgs, stdenv, python, overrides }:
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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 =
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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 ./python-packages.nix;
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python2Extension = import ./python2-packages.nix;
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extensions = lib.composeManyExtensions ([ hooks pythonExtension ]
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++ (optionalExtensions (!self.isPy3k) [ python2Extension ])
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++ pythonPackagesExtensions ++ [ overrides ]);
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aliases = self: super:
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{ }; # lib.optionalAttrs config.allowAliases (import ../../../top-level/python-aliases.nix lib self super);
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in makeScopeWithSplicing' {
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inherit otherSplices keep;
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f = lib.extends (lib.composeExtensions aliases extensions)
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pythonPackagesFun;
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}) {
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overrides = packageOverrides;
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python = self;
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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 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 =
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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 executable implementation libPrefix pythonVersion sitePackages;
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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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# Remove after 24.11 is released.
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pythonForBuild = lib.warnIf (lib.isInOldestRelease 2311)
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"`pythonForBuild` (from `python*`) has been renamed to `pythonOnBuildForHost`"
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pythonOnBuildForHost_overridden;
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pythonOnBuildForHost = pythonOnBuildForHost_overridden;
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tests = callPackage ./tests.nix { python = self; };
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inherit pythonAttr;
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}
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