make the python2 and python3 subpackages optional

python-pycurl.spec

@@ -1,8 +1,22 @@
+# python3 is not available on RHEL <= 7
+%if 0%{?fedora} || 0%{?rhel} > 7
+%bcond_without python3
+%else
+%bcond_with python3
+%endif
+
+# python2 is not available on RHEL > 7 and not needed on Fedora > 29
+%if 0%{?rhel} > 7 || 0%{?fedora} > 29
+%bcond_with python2
+%else
+%bcond_without python2
+%endif
+
 %global modname pycurl
 
 Name:           python-%{modname}
 Version:        7.43.0
-Release:        16%{?dist}
+Release:        17%{?dist}
 Summary:        A Python interface to libcurl
 
 License:        LGPLv2+ or MIT
@@ -35,6 +49,7 @@ objects identified by a URL from a Python program, similar to the
 urllib Python module. PycURL is mature, very fast, and supports a lot
 of features.
 
+%if %{with python2}
 %package -n python2-%{modname}
 Summary:        Python interface to libcurl for Python 2
 %{?python_provide:%python_provide python2-%{modname}}
@@ -53,7 +68,9 @@ urllib Python module. PycURL is mature, very fast, and supports a lot
 of features.
 
 Python 2 version.
+%endif
 
+%if %{with python3}
 %package -n python3-%{modname}
 Summary:        Python interface to libcurl for Python 3
 %{?python_provide:%python_provide python3-%{modname}}
@@ -70,6 +87,7 @@ urllib Python module. PycURL is mature, very fast, and supports a lot
 of features.
 
 Python 3 version.
+%endif
 
 %prep
 %autosetup -n %{modname}-%{version} -p1
@@ -92,35 +110,52 @@ sed -e 's/ --show-skipped//' \
     -i tests/run.sh
 
 %build
+%if %{with python2}
 %py2_build -- --with-openssl
+%endif
+%if %{with python3}
 %py3_build -- --with-openssl
+%endif
 
 %install
+%if %{with python2}
 %py2_install
+%endif
+%if %{with python3}
 %py3_install
+%endif
 rm -rf %{buildroot}%{_datadir}/doc/pycurl
 
+%if %{with python3}
 %check
 export PYTHONPATH=%{buildroot}%{python3_sitearch}
 export PYCURL_VSFTPD_PATH=vsftpd
 make test PYTHON=%{__python3} NOSETESTS="nosetests-%{python3_version} -v"
 rm -fv tests/fake-curl/libcurl/*.so
+%endif
 
+%if %{with python2}
 %files -n python2-%{modname}
 %license COPYING-LGPL COPYING-MIT
 %doc ChangeLog README.rst examples doc tests
 %{python2_sitearch}/curl/
 %{python2_sitearch}/%{modname}.so
 %{python2_sitearch}/%{modname}-%{version}-*.egg-info
+%endif
 
+%if %{with python3}
 %files -n python3-%{modname}
 %license COPYING-LGPL COPYING-MIT
 %doc ChangeLog README.rst examples doc tests
 %{python3_sitearch}/curl/
 %{python3_sitearch}/%{modname}.*.so
 %{python3_sitearch}/%{modname}-%{version}-*.egg-info
+%endif
 
 %changelog
+* Wed May 30 2018 Kamil Dudka <kdudka@redhat.com> - 7.43.0-17
+- make the python2 and python3 subpackages optional
+
 * Wed May 23 2018 Kamil Dudka <kdudka@redhat.com> - 7.43.0-16
 - fix build failure caused by NotImplemented exceptions in winbuild.py