File project.diff of Package python-lxml

--- python-lxml.spec
+++ python-lxml.spec
@@ -15,6 +15,7 @@
 # Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
+%undefine have_python2
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-lxml
@@ -29,6 +30,7 @@
 Source1:        https://lxml.de/lxmldoc-4.5.2.pdf
 BuildRequires:  %{python_module Cython >= 0.29.7}
 BuildRequires:  %{python_module cssselect >= 0.9.1}
+BuildRequires:  %{python_module devel}
 BuildRequires:  %{python_module setuptools >= 18.0.1}
 BuildRequires:  fdupes
 BuildRequires:  libxml2-devel >= 2.7.0
@@ -86,9 +88,6 @@
 export CFLAGS="%{optflags}"
 export LANG=en_US.UTF-8
 export PYTHONUNBUFFERED=x
-%if 0%{?have_python2}
-make %{?_smp_mflags} test
-%endif
 %if 0%{?have_python3}
 make %{?_smp_mflags} test3
 %endif