Retreive image automatically while package installation

requirements.txt

 setuptools_scm
+spython

setup.py

@@ -6,11 +6,6 @@ KM3BUU setup script.
 
 """
 
-from setuptools import setup, find_packages
-from setuptools.command.install import install
-from setuptools.command.develop import develop
-from setuptools.command.egg_info import egg_info
-
 PACKAGE_NAME = 'km3buu'
 URL = 'https://git.km3net.de/simulation/km3buu'
 DESCRIPTION = 'GiBUU tools for KM3NeT'
@@ -18,13 +13,20 @@ __author__ = 'Johannes Schumann'
 __email__ = 'jschumann@km3net.de'
 
 import os
+from setuptools import setup, find_packages
+from setuptools.command.install import install
+from setuptools.command.develop import develop
+from setuptools.command.egg_info import egg_info
+from spython.main import Client
 
 with open('requirements.txt') as fobj:
     REQUIREMENTS = [l.strip() for l in fobj.readlines()]
 
 
 def _build_image():
-    os.system('make buildremote')
+    docker_url = "docker://docker.km3net.de/simulation/km3buu"
+    image_name = "GiBUU.simg"
+    Client.pull(docker_url, name=image_name)
 
 
 class CustomInstallCmd(install):
@@ -54,9 +56,11 @@ setup(
     packages=find_packages(),
     include_package_data=True,
     platforms='any',
-    cmdclass={'install': CustomInstallCmd, 
-              'develop': CustomDevelopCmd,
-              'egg_info': CustomEggInfoCmd},
+    cmdclass={
+        'install': CustomInstallCmd,
+        'develop': CustomDevelopCmd,
+        'egg_info': CustomEggInfoCmd
+    },
     setup_requires=['setuptools_scm'],
     use_scm_version={
         'write_to': '{}/version.txt'.format(PACKAGE_NAME),