pythonPackages.jupyterlab: init at 0.1.1

Note that this is still a pre-alpha release.

pkgs/top-level/python-packages.nix

···
     };
   };
 
+  jupyterlab = buildPythonPackage rec {
+    name = "jupyterlab-${version}";
+    version = "0.1.1";
+
+    src = pkgs.fetchurl {
+      url = "mirror://pypi/j/jupyterlab/${name}.tar.gz";
+      sha256 = "c1a08f4d1b2bb1bf06db090db30df988a22ffbfa05606e7eb026e364969388da";
+    };
+
+    propagatedBuildInputs = with self; [ notebook ];
+
+    # No tests in archive
+    doCheck = false;
+
+    meta = {
+      description = "Jupyter lab environment notebook server extension.";
+      license = with licenses; [ bsd3 ];
+      homepage = "http://jupyter.org/";
+    };
+  };
+
   lti = let
     self' = (self.override {self = self';}) // {pytest = self.pytest_27;};
     mock_1_0_1 = self'.mock.overrideDerivation (_: rec {