Accepting request 806983 from home:pgajdos:python

- %python3_only -> %python_alternative
- urlgrabber-ext-down is expected to reside under /usr/libexec

OBS-URL: https://build.opensuse.org/request/show/806983
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-urlgrabber?expand=0&rev=39

python-urlgrabber.spec

@@ -1,7 +1,7 @@
 #
 # spec file for package python-urlgrabber
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,6 +16,8 @@
 #
 
 
+%define _libexecdir /usr/libexec
+
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 %define modname urlgrabber
 Name:           python-urlgrabber
@@ -23,6 +25,7 @@ Version:        4.1.0
 Release:        0
 Summary:        A high-level cross-protocol url-grabber
 License:        LGPL-2.1-only
+Group:          Development/Libraries/Python
 URL:            https://github.com/rpm-software-management/urlgrabber
 Source:         https://github.com/rpm-software-management/%{modname}/releases/download/%{modname}-4-1-0/%{modname}-%{version}.tar.gz
 BuildRequires:  %{python_module pycurl}
@@ -30,8 +33,11 @@ BuildRequires:  %{python_module setuptools}
 BuildRequires:  %{python_module six}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
+Requires:       %{name}-ext-down
 Requires:       python-pycurl
 Requires:       python-six
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 BuildArch:      noarch
 %python_subpackages
 
@@ -40,6 +46,13 @@ A high-level cross-protocol url-grabber for python supporting HTTP, FTP
 and file locations.  Features include keepalive, byte ranges,
 throttling, authentication, proxies and more.
 
+%package ext-down
+Summary:        External Downloader
+Group:          Development/Libraries/Python
+
+%description ext-down
+A very simple external downloader.
+
 %prep
 %setup -q -n urlgrabber-%{version}
 # Remove with next release
@@ -50,15 +63,23 @@ sed -i "13d" urlgrabber/__init__.py # Remove wrong license header, fixes bnc#781
 
 %install
 %python_install
+%python_clone -a %{buildroot}%{_bindir}/urlgrabber
 rm -rf %{buildroot}%{_datadir}/doc/urlgrabber-%{version} # Remove wrongly installed docs
-mv -v %{buildroot}%{_prefix}/libexec/urlgrabber-ext-down %{buildroot}%{_prefix}/lib/urlgrabber-ext-down
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
+%post
+%python_install_alternative urlgrabber
+
+%postun
+%python_uninstall_alternative urlgrabber
+
 %files %{python_files}
 %license LICENSE
 %doc ChangeLog README TODO
-%python3_only %{_bindir}/urlgrabber
+%python_alternative %{_bindir}/urlgrabber
 %{python_sitelib}/*
-%python3_only %{_prefix}/lib/urlgrabber*
+
+%files ext-down
+%{_libexecdir}/urlgrabber-ext-down
 
 %changelog