- Apply update-alternatives for binaries and man-pages

- Drop buildrequires on python-xml, I don't see it being used

- Apply update-alternatives for binaries and man-pages
- Drop buildrequires on python-xml, I don't see it being used

OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-coverage?expand=0&rev=23

python3-coverage.spec

@@ -25,13 +25,11 @@ License:        BSD-3-Clause
 Group:          Development/Languages/Python
 Source:         http://pypi.python.org/packages/source/c/coverage/coverage-%{version}.tar.gz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  python3
-BuildRequires:  python3-2to3
 BuildRequires:  python3-devel
 BuildRequires:  python3-distribute
-BuildRequires:  python3-xml
 Requires:       python3-distribute
-Requires:       python3-xml
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 
 %description
 Coverage.py measures code coverage, typically during test execution. It uses
@@ -40,18 +38,27 @@ library to determine which lines are executable, and which have been executed.
 
 %prep
 %setup -q -n coverage-%{version}
-sed -i "s|coverage =|coverage-%{py3_ver} =|" setup.py # Add Python version suffix to binaries 
 
 %build
-2to3 --nobackups --write .
 python3 setup.py build
 
 %install
 python3 setup.py install --prefix=%{_prefix} --root=%{buildroot}
 
+%post
+update-alternatives \
+    --install %{_bindir}/coverage coverage %{_bindir}/coverage-%{py3_ver} 10
+
+%postun
+if [ $1 -eq 0 ] ; then
+  update-alternatives --remove coverage %{_bindir}/coverage-%{py3_ver}
+fi
+
 %files
 %defattr(-,root,root,-)
 %doc AUTHORS.txt CHANGES.txt README.txt
+%ghost %attr(0755,root,root) %{_bindir}/coverage
+%{_bindir}/coverage3
 %{_bindir}/coverage-%{py3_ver}
 %{python3_sitearch}/coverage
 %{python3_sitearch}/coverage-%{version}-py%{py3_ver}.egg-info