Merge pull request #4817 from dannon/backport_abs_import

[17.09] Backport abs-import changes from util.

lib/galaxy/util/biostar.py

@@ -1,6 +1,7 @@
 """
 Support for integration with the Biostar application
 """
+from __future__ import absolute_import
 
 import hmac
 import logging

lib/galaxy/util/handlers.py

@@ -3,6 +3,7 @@
 A 'handler' is a named Python process running the Galaxy application responsible
 for some activity such as queuing up jobs or scheduling workflows.
 """
+from __future__ import absolute_import
 
 import logging
 import os

lib/galaxy/util/hash_util.py

@@ -2,6 +2,8 @@
 Utility functions for bi-directional Python version compatibility.  Python 2.5
 introduced hashlib which replaced sha in Python 2.4 and previous versions.
 """
+from __future__ import absolute_import
+
 import hashlib
 import hmac
 import logging

lib/galaxy/util/image_util.py

@@ -1,4 +1,6 @@
 """Provides utilities for working with image files."""
+from __future__ import absolute_import
+
 import imghdr
 import logging
 

lib/galaxy/util/object_wrapper.py

@@ -1,6 +1,8 @@
 """
 Classes for wrapping Objects and Sanitizing string output.
 """
+from __future__ import absolute_import
+
 import collections
 import inspect
 import logging

lib/galaxy/util/pastescript/serve.py

@@ -16,6 +16,7 @@
 # code here, stripping out uneeded functionality.
 
 # All top level imports from each package moved here and organized
+from __future__ import absolute_import
 from __future__ import print_function
 
 import atexit

lib/galaxy/util/streamball.py

@@ -1,6 +1,8 @@
 """
 A simple wrapper for writing tarballs as a stream.
 """
+from __future__ import absolute_import
+
 import logging
 import os
 import tarfile

lib/galaxy/util/submodules.py

@@ -1,3 +1,5 @@
+from __future__ import absolute_import
+
 import logging
 
 from os import listdir