Prepare bcond for Python 2 removal

pytz.spec

@@ -1,3 +1,9 @@
+# Prepared for Python 2 removal
+%bcond_without python2
+
+# Allow build without test
+%bcond_without tests
+
 Name:           pytz
 Version:        2019.3
 Release:        1%{?dist}
@@ -25,24 +31,30 @@ Almost all (over 540) of the Olson timezones are supported.
 %description %_description
 
 
+%if %{with python2}
 %package -n python2-%{name}
 Summary:        %summary
 %{?python_provide:%python_provide python2-%{name}}
 BuildRequires:  python2-devel
+%if %{with tests}
 BuildRequires:  python2-pytest
+%endif
 Requires:       tzdata
 # Remove before F30
 Provides: pytz = %{version}-%{release}
 Obsoletes: pytz < %{version}-%{release}
 
 %description -n python2-%{name} %_description
+%endif
 
 
 %package -n python3-%{name}
 Summary:        %summary
 %{?python_provide:%python_provide python3-%{name}}
 BuildRequires:  python3-devel
+%if %{with tests}
 BuildRequires:  python3-pytest
+%endif
 Requires:       tzdata
 
 %description -n python3-%{name} %_description
@@ -53,14 +65,18 @@ Requires:       tzdata
 
 
 %build
+%if %{with python2}
 %py2_build
+%endif
 %py3_build
 
 
 %install
+%if %{with python2}
 %py2_install
 rm -r %{buildroot}%{python2_sitelib}/pytz/zoneinfo
 pathfix.py -pn -i %{__python2} %{buildroot}%{python2_sitelib}
+%endif
 
 %py3_install
 rm -r %{buildroot}%{python3_sitelib}/pytz/zoneinfo
@@ -68,15 +84,21 @@ pathfix.py -pn -i %{__python3} %{buildroot}%{python3_sitelib}
 
 
 %check
+%if %{with tests}
+%if %{with python2}
 PYTHONPATH=%{buildroot}%{python2_sitelib} %{__python2} -m pytest -v
+%endif
 PYTHONPATH=%{buildroot}%{python3_sitelib} %{__python3} -m pytest -v
+%endif
 
 
+%if %{with python2}
 %files -n python2-%{name}
 %license LICENSE.txt
 %doc README.txt
 %{python2_sitelib}/pytz/
 %{python2_sitelib}/*.egg-info
+%endif
 
 %files -n python3-pytz
 %license LICENSE.txt