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/pglast/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pythonOlder
+, setuptools
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "pglast";
+  version = "3.11";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-JvWYrfo4HmvzwJ4vi8iGMfUKTMmpN6FS8fx2McKDj3Y=";
+  };
+
+  propagatedBuildInputs = [
+    setuptools
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.cfg \
+      --replace "--cov=pglast --cov-report term-missing" ""
+  '';
+
+  checkInputs = [
+    pytest
+  ];
+
+  # pytestCheckHook doesn't work
+  # ImportError: cannot import name 'parse_sql' from 'pglast'
+  checkPhase = ''
+    pytest
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/lelit/pglast";
+    description = "PostgreSQL Languages AST and statements prettifier";
+    changelog = "https://github.com/lelit/pglast/raw/v${version}/CHANGES.rst";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ marsam ];
+  };
+}