diff options
author | Frederik Rietdijk <fridh@fridh.nl> | 2016-04-26 17:57:13 +0200 |
---|---|---|
committer | Frederik Rietdijk <fridh@fridh.nl> | 2016-05-09 13:17:42 +0200 |
commit | 303e9762451cb347e125197759bd7604a8e319a3 (patch) | |
tree | 468bf6b5f25283e023b19ef64889163ecff20dbd /pkgs/development/python-modules | |
parent | 5a0cde6c19dedd65d34617f48d7433b16862b67d (diff) |
Python: allow installing wheels
By passing `format="wheel"` it is now possible to install a wheel.
It's not recommended, but it can be useful.
Diffstat (limited to 'pkgs/development/python-modules')
-rw-r--r-- | pkgs/development/python-modules/generic/default.nix | 77 |
1 files changed, 50 insertions, 27 deletions
diff --git a/pkgs/development/python-modules/generic/default.nix b/pkgs/development/python-modules/generic/default.nix index 1fdbd4ffc0bd..b8e1e8cad71b 100644 --- a/pkgs/development/python-modules/generic/default.nix +++ b/pkgs/development/python-modules/generic/default.nix @@ -21,9 +21,6 @@ # https://github.com/pypa/pip/issues/881 , setupPyBuildFlags ? [] -# enable tests by default -, doCheck ? true - # DEPRECATED: use propagatedBuildInputs , pythonPath ? [] @@ -45,6 +42,8 @@ # Additional flags to pass to "pip install". , installFlags ? [] +, format ? "setup" + , ... } @ attrs: @@ -57,8 +56,51 @@ let # use setuptools shim (so that setuptools is imported before distutils) # pip does the same thing: https://github.com/pypa/pip/pull/3265 setuppy = ./run_setup.py; - # For backwards compatibility, let's use an alias - doInstallCheck = doCheck; + + formatspecific = + if format == "wheel" then + { + unpackPhase = '' + mkdir dist + cp $src dist/"''${src#*-}" + ''; + + # Wheels are pre-compiled + buildPhase = attrs.buildPhase or ":"; + installCheckPhase = attrs.checkPhase or ":"; + + # Wheels don't have any checks to run + doInstallCheck = attrs.doCheck or false; + } + else if format == "setup" then + { + # propagate python/setuptools to active setup-hook in nix-shell + propagatedBuildInputs = + propagatedBuildInputs ++ [ python setuptools ]; + + # we copy nix_run_setup.py over so it's executed relative to the root of the source + # many project make that assumption + buildPhase = attrs.buildPhase or '' + runHook preBuild + cp ${setuppy} nix_run_setup.py + ${python.interpreter} nix_run_setup.py ${lib.optionalString (setupPyBuildFlags != []) ("build_ext " + (lib.concatStringsSep " " setupPyBuildFlags))} bdist_wheel + runHook postBuild + ''; + + installCheckPhase = attrs.checkPhase or '' + runHook preCheck + ${python.interpreter} nix_run_setup.py test + runHook postCheck + ''; + + # We run all tests after software has been installed since that is + # a common idiom in Python + # + # For backwards compatibility, let's use an alias + doInstallCheck = attrs.doCheck or false; + } + else + throw "Unsupported format ${format}"; in python.stdenv.mkDerivation (builtins.removeAttrs attrs ["disabled" "doCheck"] // { name = namePrefix + name; @@ -67,9 +109,6 @@ python.stdenv.mkDerivation (builtins.removeAttrs attrs ["disabled" "doCheck"] // ++ [ (ensureNewerSourcesHook { year = "1980"; }) ] ++ (lib.optional (lib.hasSuffix "zip" attrs.src.name or "") unzip); - # propagate python/setuptools to active setup-hook in nix-shell - propagatedBuildInputs = propagatedBuildInputs ++ [ python setuptools ]; - pythonPath = pythonPath; configurePhase = attrs.configurePhase or '' @@ -82,14 +121,8 @@ python.stdenv.mkDerivation (builtins.removeAttrs attrs ["disabled" "doCheck"] // runHook postConfigure ''; - # we copy nix_run_setup.py over so it's executed relative to the root of the source - # many project make that assumption - buildPhase = attrs.buildPhase or '' - runHook preBuild - cp ${setuppy} nix_run_setup.py - ${python.interpreter} nix_run_setup.py ${lib.optionalString (setupPyBuildFlags != []) ("build_ext " + (lib.concatStringsSep " " setupPyBuildFlags))} bdist_wheel - runHook postBuild - ''; + # Python packages don't have a checkPhase, only a installCheckPhase + doCheck = false; installPhase = attrs.installPhase or '' runHook preInstall @@ -104,16 +137,6 @@ python.stdenv.mkDerivation (builtins.removeAttrs attrs ["disabled" "doCheck"] // runHook postInstall ''; - # We run all tests after software has been installed since that is - # a common idiom in Python - doInstallCheck = doInstallCheck; - - installCheckPhase = attrs.checkPhase or '' - runHook preCheck - ${python.interpreter} nix_run_setup.py test - runHook postCheck - ''; - postFixup = attrs.postFixup or '' wrapPythonPrograms @@ -143,4 +166,4 @@ python.stdenv.mkDerivation (builtins.removeAttrs attrs ["disabled" "doCheck"] // # a marker for release utilities to discover python packages isBuildPythonPackage = python.meta.platforms; }; -}) +} // formatspecific) |