python2Packages.jinja2: reinit at 2.11.3

pkgs/development/python-modules/jinja2/2.nix

···
+{ lib, stdenv
+, buildPythonPackage
+, isPy3k
+, fetchPypi
+, pytest
+, markupsafe
+, setuptools
+}:
+
+buildPythonPackage rec {
+  pname = "Jinja2";
+  version = "2.11.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6";
+  };
+
+  checkInputs = [ pytest ];
+  propagatedBuildInputs = [ markupsafe setuptools ];
+
+  # Multiple tests run out of stack space on 32bit systems with python2.
+  # See https://github.com/pallets/jinja/issues/1158
+  doCheck = !stdenv.is32bit || isPy3k;
+
+  checkPhase = ''
+    pytest -v tests
+  '';
+
+  meta = with lib; {
+    homepage = "http://jinja.pocoo.org/";
+    description = "Stand-alone template engine";
+    license = licenses.bsd3;
+    longDescription = ''
+      Jinja2 is a template engine written in pure Python. It provides a
+      Django inspired non-XML syntax but supports inline expressions and
+      an optional sandboxed environment.
+    '';
+    maintainers = with maintainers; [ pierron sjourdois ];
+  };
+}

pkgs/top-level/python2-packages.nix

···
 
   jaraco_stream = callPackage ../development/python-modules/jaraco_stream/2.nix { };
 
+  jinja2 = callPackage ../development/python-modules/jinja2/2.nix { };
+
   jsonrpclib = callPackage ../development/python-modules/jsonrpclib { };
 
   jupyter_client = callPackage ../development/python-modules/jupyter_client/5.nix { };