Conditionally allow building without Cython

python-lxml.spec

@@ -1,8 +1,10 @@
 %global modname lxml
 
+%bcond_without cython
+
 Name:           python-%{modname}
 Version:        4.0.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        XML processing library combining libxml2/libxslt with the ElementTree API
 
 License:        BSD
@@ -26,7 +28,9 @@ home page < or see our bug tracker at case you want to use the current ...
 Summary:        %{summary}
 BuildRequires:  python2-devel
 BuildRequires:  python2-setuptools
+%if %{with cython}
 BuildRequires:  python2-Cython
+%endif
 Recommends:     python2-cssselect
 Recommends:     python2-html5lib
 Recommends:     python2-beautifulsoup4
@@ -40,7 +44,9 @@ Python 2 version.
 Summary:        %{summary}
 BuildRequires:  python3-devel
 BuildRequires:  python3-setuptools
+%if %{with cython}
 BuildRequires:  python3-Cython
+%endif
 Recommends:     python3-cssselect
 Recommends:     python3-html5lib
 Recommends:     python3-beautifulsoup4
@@ -54,7 +60,9 @@ Python 3 version.
 %autosetup -n %{modname}-%{version}
 
 %build
+%if %{with cython}
 export WITH_CYTHON=true
+%endif
 %py2_build
 %py3_build
 
@@ -79,6 +87,9 @@ export WITH_CYTHON=true
 %{python3_sitearch}/%{modname}-*.egg-info/
 
 %changelog
+* Tue Oct 10 2017 Mikolaj Izdebski <mizdebsk@redhat.com> - 4.0.0-2
+- Conditionally allow building without Cython
+
 * Thu Oct 05 2017 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 4.0.0-1
 - Update to 4.0.0