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/atsim_potentials/default.nix

@@ -0,0 +1,49 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, configparser
+, pyparsing
+, pytest
+, future
+, openpyxl
+, wrapt
+}:
+
+buildPythonPackage rec {
+  version = "0.4.0";
+  pname = "atsim.potentials";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0c3e4e2323e969880f17a9924642e0991be5761f50b254bcbadd046db3be6390";
+  };
+
+  checkInputs = [ pytest ];
+  propagatedBuildInputs = [
+    configparser
+    future
+    openpyxl
+    pyparsing
+    wrapt
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "wrapt==1.11.2" "wrapt~=1.11"
+  '';
+
+  # tests are not included with release
+  doCheck = false;
+
+  checkPhase = ''
+    py.test
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/mjdrushton/atsim-potentials";
+    description = "Provides tools for working with pair and embedded atom method potential models including tabulation routines for DL_POLY and LAMMPS";
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+    broken = true; # missing cexprtk package
+  };
+}