Merge remote-tracking branch 'upstream/master' into staging

Keep the dontCheck because the test suite fails, get rid of the LDFLAGS
hack because we don't need it!

pkgs/development/python-modules/ipython/5.nix

@@ -27,11 +27,11 @@
 
 buildPythonPackage rec {
   pname = "ipython";
-  version = "5.6.0";
+  version = "5.7.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "00g696r9rk1c4p3sycnv7by55cp9mm7r6zkkdqbiw9l0mk8k58wb";
+    sha256 = "0g1jm06qriq48m58311cs7askp83ipq3yq96hv4kg431nxzkmd4d";
   };
 
   prePatch = stdenv.lib.optionalString stdenv.isDarwin ''

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

@@ -0,0 +1,22 @@
+{lib, fetchPypi, buildPythonPackage, numpy}:
+
+buildPythonPackage rec {
+  pname = "uproot";
+  version = "2.8.23";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "121ggyl5s0q66yrbdfznvzrc793zq1w2xnr3baadlzfvqdlkhgj7";
+  };
+
+  propagatedBuildInputs = [
+    numpy
+  ];
+
+  meta = with lib; {
+    homepage = https://github.com/scikit-hep/uproot;
+    description = "ROOT I/O in pure Python and Numpy";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ ktf ];
+  };
+}