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/python-telegram-bot/default.nix

@@ -0,0 +1,60 @@
+{ lib
+, APScheduler
+, buildPythonPackage
+, cachetools
+, certifi
+, decorator
+, fetchPypi
+, future
+, tornado
+, urllib3
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "python-telegram-bot";
+  version = "13.12";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-2vVftvQYuHUjF/0S34JN1xfjIpqH2DgQpM3W5EL2beU=";
+  };
+
+  propagatedBuildInputs = [
+    APScheduler
+    cachetools
+    certifi
+    decorator
+    future
+    tornado
+    urllib3
+  ];
+
+  # --with-upstream-urllib3 is not working properly
+  postPatch = ''
+    rm -r telegram/vendor
+
+    substituteInPlace requirements.txt \
+      --replace "APScheduler==3.6.3" "APScheduler" \
+      --replace "cachetools==4.2.2" "cachetools"
+  '';
+
+  setupPyGlobalFlags = "--with-upstream-urllib3";
+
+  # tests not included with release
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "telegram"
+  ];
+
+  meta = with lib; {
+    description = "Python library to interface with the Telegram Bot API";
+    homepage = "https://python-telegram-bot.org";
+    license = licenses.lgpl3Only;
+    maintainers = with maintainers; [ veprbl pingiun ];
+  };
+}