chirp: modernize the expression by using buildPythonApplication

pkgs/applications/radio/chirp/default.nix

@@ -1,31 +1,20 @@
-{ stdenv, fetchurl, libxml2Python, libxslt, makeWrapper
-, pyserial, pygtk }:
-
-stdenv.mkDerivation rec {
+{ stdenv
+, fetchurl
+, python2
+}:
+python2.pkgs.buildPythonApplication rec {
   pname = "chirp-daily";
-  version = "20190925";
+  version = "20191123";
 
   src = fetchurl {
     url = "https://trac.chirp.danplanet.com/chirp_daily/daily-${version}/${pname}-${version}.tar.gz";
-    sha256 = "0immgss7nj7395r3csiypksnbn1r2f3j45c5v8qpybz65lpbplps";
+    sha256 = "11wzk0c9fa3gp185gyd47g3sh7gfallw7qapr6qp913q2zfmif8v";
   };
 
-  nativeBuildInputs = [ makeWrapper ];
-  buildInputs = [
-    pyserial pygtk libxml2Python libxslt
+  propagatedBuildInputs = with python2.pkgs; [
+    pygtk pyserial libxml2
   ];
 
-  installPhase = ''
-    mkdir -p $out/bin $out/share/chirp
-    cp -r . $out/share/chirp/
-    ln -s $out/share/chirp/chirpw $out/bin/chirpw
-
-    for file in "$out"/bin/*; do
-      wrapProgram "$file" \
-        --prefix PYTHONPATH : $PYTHONPATH:$(toPythonPath "$out")
-    done
-  '';
-
   meta = with stdenv.lib; {
     description = "A free, open-source tool for programming your amateur radio";
     homepage = https://chirp.danplanet.com/;

pkgs/top-level/all-packages.nix

@@ -18183,9 +18183,7 @@ in
 
   cgminer = callPackage ../applications/misc/cgminer { };
 
-  chirp = callPackage ../applications/radio/chirp {
-    inherit (pythonPackages) pyserial pygtk;
-  };
+  chirp = callPackage ../applications/radio/chirp { };
 
   browsh = callPackage ../applications/networking/browsers/browsh { };