uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

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

@@ -0,0 +1,30 @@
+{ lib, python, buildPythonPackage, isPy3k, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "pymetar";
+  version = "1.4";
+
+  disabled = !isPy3k;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "48dbe6c4929961021cb61e49bb9e0605b54c4b61b9fb9ade51076705a08ecd54";
+  };
+
+  checkPhase = ''
+    cd testing/smoketest
+    tar xzf reports.tgz
+    mkdir logs
+    patchShebangs runtests.sh
+    substituteInPlace runtests.sh --replace "break" "exit 1"  # fail properly
+    export PYTHONPATH="$PYTHONPATH:$out/${python.sitePackages}"
+    ./runtests.sh
+  '';
+
+  meta = with lib; {
+    description = "A command-line tool to show the weather report by a given station ID";
+    homepage = "https://github.com/klausman/pymetar";
+    license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ erosennin ];
+  };
+}