Update Python 2 dependency declarations to new packaging standards

oz.spec

@@ -1,7 +1,7 @@
 Summary: Library and utilities for automated guest OS installs
 Name: oz
 Version: 0.16.0
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: LGPLv2
 Group: Development/Libraries
 URL: http://github.com/clalancette/oz
@@ -10,10 +10,10 @@ Patch0: s390x-01-add-basic-support.patch
 Patch1: s390x-02-use-sclplmconsole.patch
 Patch2: s390x-03-disable-vnc-console.patch
 BuildArch: noarch
-Requires: python >= 2.5
-Requires: python-libguestfs >= 1.18
-Requires: python-lxml
-Requires: libvirt-python >= 0.9.7
+Requires: python2 >= 2.5
+Requires: python2-libguestfs >= 1.18
+Requires: python2-lxml
+Requires: python2-libvirt >= 0.9.7
 # in theory, oz doesn't really require libvirtd to be local to operate
 # properly.  However, because of the libguestfs manipulations, in practice
 # it really does.  Make it depend on libvirt (so we get libvirtd) for now,
@@ -21,14 +21,14 @@ Requires: libvirt-python >= 0.9.7
 Requires: libvirt-daemon-kvm
 Requires: libvirt-daemon-qemu
 Requires: libvirt-daemon-config-network
-Requires: python-requests
+Requires: python2-requests
 Requires: genisoimage
 Requires: mtools
 Requires: openssh-clients
 Requires: m2crypto
-Requires: python-monotonic
+Requires: python2-monotonic
 
-BuildRequires: python
+BuildRequires: python2
 
 %description
 Oz is a set of libraries and utilities for doing automated guest OS
@@ -86,6 +86,10 @@ fi
 %{_mandir}/man1/*
 
 %changelog
+* Thu Mar 01 2018 Iryna Shcherbina <ishcherb@redhat.com> - 0.16.0-4
+- Update Python 2 dependency declarations to new packaging standards
+  (See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3)
+
 * Sun Feb 18 2018 Chris Lalancette <clalancette@gmail.com> - 0.16.0-3
 - Add s390x support patches