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/binaryornot/default.nix

@@ -0,0 +1,27 @@
+{ lib, buildPythonPackage, fetchPypi, chardet, hypothesis }:
+
+buildPythonPackage rec {
+  pname = "binaryornot";
+  version = "0.4.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "359501dfc9d40632edc9fac890e19542db1a287bbcfa58175b66658392018061";
+  };
+
+  prePatch = ''
+    # TypeError: binary() got an unexpected keyword argument 'average_size'
+    substituteInPlace tests/test_check.py \
+      --replace "average_size=512" ""
+  '';
+
+  propagatedBuildInputs = [ chardet ];
+
+  checkInputs = [ hypothesis ];
+
+  meta = with lib; {
+    homepage = "https://github.com/audreyr/binaryornot";
+    description = "Ultra-lightweight pure Python package to check if a file is binary or text";
+    license = licenses.bsd3;
+  };
+}