osc: update to version 1.0.0-beta1

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

···
-{ stdenv, lib, buildPythonPackage, fetchFromGitHub, bashInteractive, urlgrabber
-, m2crypto, rpm, chardet
+{ stdenv, lib, buildPythonPackage, fetchFromGitHub, bashInteractive
+, rpm, urllib3, cryptography, diffstat
 }:
 
 buildPythonPackage rec {
   pname = "osc";
-  version = "0.170.0";
+  version = "1.0.0b1";
 
   src = fetchFromGitHub {
     owner = "openSUSE";
     repo = "osc";
     rev = version;
-    sha256 = "10dj9kscz59qm8rw5084gf0m8ail2rl7r8rg66ij92x88wvi9mbz";
+    sha256 = "cMltsR4Nxe0plHU5cP2Lj/qqlIqRbCXi6FXP8qx7908=";
   };
 
   buildInputs = [ bashInteractive ]; # needed for bash-completion helper
-  checkInputs = [ rpm ];
-  propagatedBuildInputs = [ urlgrabber m2crypto chardet ];
+  checkInputs = [ rpm diffstat ];
+  propagatedBuildInputs = [ urllib3 cryptography ];
 
   postInstall = ''
-    ln -s $out/bin/osc-wrapper.py $out/bin/osc
     install -D -m444 osc.fish $out/etc/fish/completions/osc.fish
     install -D -m555 dist/osc.complete $out/share/bash-completion/helpers/osc-helper
     mkdir -p $out/share/bash-completion/completions
···
     complete -o default -C $out/share/bash-completion/helpers/osc-helper osc
     EOF
   '';
+
+  preCheck = "HOME=$TOP/tmp";
 
   meta = with lib; {
     broken = stdenv.isDarwin;