python311Packages.jinja2: refactor

- Use pep517 builder
- Expose babel as i18n extra
- Update meta

pkgs/development/python-modules/jinja2/default.nix

@@ -9,79 +9,83 @@
 , pytestCheckHook
 , sphinxHook
 , pallets-sphinx-themes
+, setuptools
 , sphinxcontrib-log-cabinet
 , sphinx-issues
 }:
 
 buildPythonPackage rec {
-  pname = "Jinja2";
+  pname = "jinja2";
   version = "3.1.3";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "Jinja2";
+    inherit version;
     hash = "sha256-rIvWVE1Lssl5K/OhWegLuo/afwfoG8Ou1WVDLVklupA=";
   };
 
+  nativeBuildInputs = [
+    setuptools
+  ];
+
   propagatedBuildInputs = [
-    babel
     markupsafe
   ];
 
+  passthru.optional-dependencies = {
+    i18n = [
+      babel
+    ];
+  };
+
   # Multiple tests run out of stack space on 32bit systems with python2.
   # See https://github.com/pallets/jinja/issues/1158
   doCheck = !stdenv.is32bit;
 
   nativeCheckInputs = [
     pytestCheckHook
-  ];
+  ] ++ passthru.optional-dependencies.i18n;
 
-  pytestFlagsArray = [
-    # Avoid failure due to deprecation warning
-    # Fixed in https://github.com/python/cpython/pull/28153
-    # Remove after cpython 3.9.8
-    "-p no:warnings"
-  ];
+  passthru.doc = stdenv.mkDerivation {
+    # Forge look and feel of multi-output derivation as best as we can.
+    #
+    # Using 'outputs = [ "doc" ];' breaks a lot of assumptions.
+    name = "${pname}-${version}-doc";
+    inherit src pname version;
 
-  passthru = {
-    doc = stdenv.mkDerivation {
-      # Forge look and feel of multi-output derivation as best as we can.
-      #
-      # Using 'outputs = [ "doc" ];' breaks a lot of assumptions.
-      name = "${pname}-${version}-doc";
-      inherit src pname version;
+    patches = [
+      # Fix import of "sphinxcontrib-log-cabinet"
+      ./patches/import-order.patch
+    ];
 
-      patches = [
-        # Fix import of "sphinxcontrib-log-cabinet"
-        ./patches/import-order.patch
-      ];
+    postInstallSphinx = ''
+      mv $out/share/doc/* $out/share/doc/python$pythonVersion-$pname-$version
+    '';
 
-      postInstallSphinx = ''
-        mv $out/share/doc/* $out/share/doc/python$pythonVersion-$pname-$version
-      '';
+    nativeBuildInputs = [
+      sphinxHook
+      sphinxcontrib-log-cabinet
+      pallets-sphinx-themes
+      sphinx-issues
+    ];
 
-      nativeBuildInputs = [
-        sphinxHook
-        sphinxcontrib-log-cabinet
-        pallets-sphinx-themes
-        sphinx-issues
-      ];
-
-      inherit (python) pythonVersion;
-      inherit meta;
-    };
+    inherit (python) pythonVersion;
+    inherit meta;
   };
 
   meta = with lib; {
-    homepage = "https://jinja.palletsprojects.com/";
-    description = "Stand-alone template engine";
+    changelog = "https://github.com/pallets/jinja/blob/${version}/CHANGES.rst";
+    description = "Very fast and expressive template engine";
+    downloadPage = "https://github.com/pallets/jinja";
+    homepage = "https://jinja.palletsprojects.com";
     license = licenses.bsd3;
     longDescription = ''
       Jinja is a fast, expressive, extensible templating engine. Special
       placeholders in the template allow writing code similar to Python
       syntax. Then the template is passed data to render the final document.
-      an optional sandboxed environment.
     '';
     maintainers = with maintainers; [ pierron ];
   };