Merge branch 'remove-python27-support' into 'master'

Remove Python 2.7 stuff and clean up

See merge request !29

.gitlab-ci.yml

@@ -30,15 +30,6 @@ stages:
       reports:
         junit: "reports/junit*.xml"
 
-test-py2.7:
-    image: docker.km3net.de/base/python:2
-    stage: test
-    script:
-        - *virtualenv_definition
-        - make test
-    <<: *junit_definition
-    allow_failure: true
-
 test-py3.5:
     image: docker.km3net.de/base/python:3.5
     stage: test

km3net_testdata/__init__.py

-from __future__ import absolute_import
-
 import atexit
 from pkg_resources import get_distribution, DistributionNotFound
 

km3net_testdata/__main__.py

 """
 This file will be invoked by python when called with th `-m` options:
 ```
-python -m skhep_testdata cms_hep_2012_tutorial/data.root
+python -m km3net_testdata offline/km3net_offline.root
 ```
 """
-from __future__ import print_function
 import argparse
 from . import data_path