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/flashtext/default.nix

@@ -0,0 +1,24 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "flashtext";
+  version = "2.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1kq5idfp9skqkjdcld40igxn2yqjly8jpmxawkp0skwxw29jpgm1";
+  };
+
+  # json files that tests look for don't exist in the pypi dist
+  doCheck = false;
+
+  meta = with lib; {
+    homepage = "https://github.com/vi3k6i5/flashtext";
+    description = "Python package to replace keywords in sentences or extract keywords from sentences";
+    maintainers = with maintainers; [ aanderse ];
+    license = with licenses; [ mit ];
+  };
+}