python-systemd: add new package

Add package for official python bindings availibe as a part of systemd
project at: https://github.com/systemd/python-systemd

Minimal config snippet for utils/test-pkg is as follows (sans
backslashes):

BR2_INIT_SYSTEMD=y
BR2_PACKAGE_PYTHON3=y
BR2_PACKAGE_PYTHON_SYSTEMD=y

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

DEVELOPERS

@@ -98,6 +98,7 @@ F:	package/python-pathlib2/
 F:	package/python-pickleshare/
 F:	package/python-scandir/
 F:	package/python-simplegeneric/
+F:	package/python-systemd/
 F:	package/python-traitlets/
 
 N:	Andrey Yurovsky <yurovsky@gmail.com>

package/Config.in

@@ -863,6 +863,7 @@ menu "External python modules"
 	source "package/python-socketio/Config.in"
 	source "package/python-sortedcontainers//Config.in"
 	source "package/python-spidev/Config.in"
+	source "package/python-systemd/Config.in"
 	source "package/python-tempora/Config.in"
 	source "package/python-typepy/Config.in"
 	source "package/python-thrift/Config.in"

package/python-systemd/Config.in

@@ -0,0 +1,10 @@
+config BR2_PACKAGE_PYTHON_SYSTEMD
+	bool "python-systemd"
+	depends on BR2_PACKAGE_SYSTEMD
+	help
+	  Python module for native access to the systemd facilities.
+
+	  https://github.com/systemd/python-systemd
+
+comment "python-systemd needs systemd"
+	depends on !BR2_PACKAGE_SYSTEMD

package/python-systemd/python-systemd.hash

@@ -0,0 +1,3 @@
+# md5 from https://pypi.python.org/pypi/systemd-python/, sha256 locally computed
+md5 8438acab31e6f1e3e963d36f3de62faa systemd-python-233.tar.gz
+sha256 06a3768b744884565d7961b44f4a51d164765bc59692f0f85ea6f11330a17da4 systemd-python-233.tar.gz

package/python-systemd/python-systemd.mk

@@ -0,0 +1,15 @@
+################################################################################
+#
+# python-systemd
+#
+################################################################################
+
+PYTHON_SYSTEMD_VERSION = 233 # Should be kept in sync with $(SYSTEMD_VERSION)
+PYTHON_SYSTEMD_SOURCE = systemd-python-$(PYTHON_SYSTEMD_VERSION).tar.gz
+PYTHON_SYSTEMD_SITE = https://pypi.python.org/packages/10/89/d66ae73bdbc2614e4f2e90ddf9ef80d22c28f3cd70071345c3640465c14c
+PYTHON_SYSTEMD_SETUP_TYPE = distutils
+PYTHON_SYSTEMD_LICENSE = LGPL-2.1
+PYTHON_SYSTEMD_LICENSE_FILES = LICENSE.txt
+PYTHON_SYSTEMD_DEPENDENCIES = systemd # To be able to link against libsystemd
+
+$(eval $(python-package))