python3Packages.rflink: add patch to support async_timeout> 4

pkgs/development/python-modules/rflink/default.nix

@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
+, fetchpatch
 , async-timeout
 , docopt
 , pyserial
@@ -12,6 +13,7 @@
 buildPythonPackage rec {
   pname = "rflink";
   version = "0.0.58";
+  format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "aequitas";
@@ -20,11 +22,6 @@ buildPythonPackage rec {
     sha256 = "1zab55lsw419gg0jfrl69ap6128vbi3wdmg5z7qin65ijpjdhasc";
   };
 
-  postPatch = ''
-    substituteInPlace setup.py \
-      --replace "version=version_from_git()" "version='${version}'"
-  '';
-
   propagatedBuildInputs = [
     async-timeout
     docopt
@@ -37,7 +34,23 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
-  pythonImportsCheck = [ "rflink.protocol" ];
+  patches = [
+    # Remove loop, https://github.com/aequitas/python-rflink/pull/61
+    (fetchpatch {
+      name = "remove-loop.patch";
+      url = "https://github.com/aequitas/python-rflink/commit/777e19b5bde3398df5b8f142896c34a01ae18d52.patch";
+      sha256 = "sJmihxY3fNSfZVFhkvQ/+9gysQup/1jklKDMyDDLOs8=";
+    })
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "version=version_from_git()" "version='${version}'"
+  '';
+
+  pythonImportsCheck = [
+    "rflink.protocol"
+  ];
 
   meta = with lib; {
     description = "Library and CLI tools for interacting with RFlink 433MHz transceiver";