Update Python 2 dependency declarations to new packaging standards

systemtap.spec

@@ -77,7 +77,7 @@
 
 Name: systemtap
 Version: 3.2
-Release: 6%{?dist}
+Release: 7%{?dist}
 # for version, see also configure.ac
 
 Patch10: rhbz1504009.patch
@@ -184,8 +184,8 @@ BuildRequires: readline-devel
 BuildRequires: pkgconfig(ncurses)
 %endif
 %if %{with_python2_probes}
-BuildRequires: python-devel
-BuildRequires: python-setuptools
+BuildRequires: python2-devel
+BuildRequires: python2-setuptools
 %endif
 %if %{with_python3_probes}
 BuildRequires: python3-devel
@@ -318,7 +318,7 @@ URL: http://sourceware.org/systemtap/
 %if %{with_python3}
 Requires: python3-pyparsing
 %else
-Requires: pyparsing
+Requires: python2-pyparsing
 %endif
 %endif
 
@@ -1160,6 +1160,10 @@ done
 
 # PRERELEASE
 %changelog
+* Wed Feb 21 2018 Iryna Shcherbina <ishcherb@redhat.com> - 3.2-7
+- Update Python 2 dependency declarations to new packaging standards
+  (See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3)
+
 * Tue Feb 13 2018 Stan Cox <scox@redhat.com> - 3.2-6
 - rebuilt