Index: devel/py-backports.csv/Makefile
===================================================================
--- devel/py-backports.csv/Makefile
+++ devel/py-backports.csv/Makefile
@@ -13,8 +13,13 @@
 LICENSE=	PSFL
 LICENSE_FILE=	${WRKSRC}/LICENSE.rst
 
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}backports>0:devel/py-backports
+
 NO_ARCH=	yes
 USE_PYTHON=	autoplist distutils
 USES=		python:2.7
+
+post-install:
+	@${RM} ${STAGEDIR}${PYTHON_SITELIBDIR}/backports/__init__.py*
 
 .include <bsd.port.mk>
Index: devel/py-backports/Makefile
===================================================================
--- /dev/null
+++ devel/py-backports/Makefile
@@ -0,0 +1,29 @@
+# $FreeBSD$
+
+PORTNAME=	backports
+PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
+PORTVERSION=	1
+CATEGORIES=	devel python
+DISTFILES=
+
+MAINTAINER=	lifanov@FreeBSD.org
+COMMENT=	Shared namespace shim for py-backports.* ports
+
+LICENSE=	MIT
+
+NO_FETCH=	yes
+NO_BUILD=	yes
+NO_ARCH=	yes
+USES=		python:2.7
+
+PLIST_FILES=	${PYTHON_SITELIBDIR}/backports/__init__.py \
+		${PYTHON_SITELIBDIR}/backports/__init__.pyc \
+		${PYTHON_SITELIBDIR}/backports/__init__.${PYTHON_PYOEXTENSION}
+
+do-install:
+	${MKDIR} ${STAGEDIR}${PYTHON_SITELIBDIR}/backports
+	${ECHO_CMD} "__path__ = __import__('pkgutil').extend_path(__path__, __name__)" > ${STAGEDIR}${PYTHON_SITELIBDIR}/backports/__init__.py
+	${PYTHON_CMD} -m compileall -d ${PYTHON_SITELIBDIR} ${STAGEDIR}${PYTHON_SITELIBDIR}
+	${PYTHON_CMD} -O -m compileall -d ${PYTHON_SITELIBDIR} ${STAGEDIR}${PYTHON_SITELIBDIR}
+
+.include <bsd.port.mk>
Index: devel/py-backports/pkg-descr
===================================================================
--- /dev/null
+++ devel/py-backports/pkg-descr
@@ -0,0 +1,4 @@
+shared namespace shim for py-backports.* ports
+
+py-backports provides a common backports/__init__.py,
+which is shared among all py-backports.* ports.