don't use py3dir, use python_provide

python-smbc.spec

@@ -6,7 +6,7 @@
 Summary:       Python bindings for libsmbclient API from Samba
 Name:          python-smbc
 Version:       1.0.15.4
-Release:       3%{?dist}
+Release:       4%{?dist}
 URL:           https://github.com/hamano/pysmbc
 Source:        http://pypi.python.org/packages/source/p/pysmbc/pysmbc-%{version}.tar.bz2
 License:       GPLv2+
@@ -15,6 +15,11 @@ BuildRequires: python3-devel
 BuildRequires: libsmbclient-devel >= 3.2
 BuildRequires: epydoc
 
+# defined in /usr/lib/rpm/macros.d/macros.python
+# if python_provide() is defined, call python_provide(python-smbc)
+# which may eventually add Provides: ... (see the function definition)
+%{?python_provide:%python_provide python-smbc}
+
 %description
 This package provides Python bindings for the libsmbclient API
 from Samba, known as pysmbc. It was written for use with
@@ -38,44 +43,34 @@ Summary:       Documentation for python-smbc
 Documentation for python-smbc.
 
 %prep
-%setup -q -n pysmbc-%{version}
-
-rm -rf %{py3dir}
-cp -a . %{py3dir}
-
+%setup -n pysmbc-%{version}
 
 %build
 %py2_build
-
+%py3_build
 rm -rf html
 epydoc -o html --html build/lib*/_smbc.so
 
-pushd %{py3dir}
-%py3_build
-popd
-
-
 %install
-pushd %{py3dir}
-%py3_install
-popd
-
 %py2_install
-
+%py3_install
 
 %files
 %doc COPYING README NEWS
-%{python_sitearch}/*
-
-%files doc
-%doc html
+%{python2_sitearch}/*
 
 %files -n python3-smbc
 %doc COPYING README NEWS
 %{python3_sitearch}/*
 
+%files doc
+%doc html
+
 
 %changelog
+* Fri Nov 20 2015 Jiri Popelka <jpopelka@redhat.com> - 1.0.15.4-4
+- don't use py3dir, use python_provide
+
 * Tue Nov 10 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.0.15.4-3
 - Rebuilt for https://fedoraproject.org/wiki/Changes/python3.5