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/Flask-PyMongo/default.nix

@@ -0,0 +1,36 @@
+{ buildPythonPackage
+, fetchPypi
+, flask
+, pymongo
+, vcversioner
+, lib
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "flask-pymongo";
+  version = "2.3.0";
+
+  src = fetchPypi {
+    pname = "Flask-PyMongo";
+    inherit version;
+    sha256 = "051kwdk07y4xm4yawcjhn6bz8swxp9nanv7jj35mz2l0r0nv03k2";
+  };
+
+  checkInputs = [ pytest ];
+
+  checkPhase = ''
+    pytest
+  '';
+
+  # Tests seem to hang
+  doCheck = false;
+
+  propagatedBuildInputs = [ flask pymongo vcversioner ];
+
+  meta = {
+    homepage = "https://flask-pymongo.readthedocs.org/";
+    description = "PyMongo support for Flask applications";
+    license = lib.licenses.bsd2;
+  };
+}