some more fixes

Author: alpae

pyoma/browser/db.py

@@ -1,4 +1,5 @@
-from __future__ import division, print_function
+from __future__ import division, print_function, unicode_literals
+from builtins import chr, range, object, zip, bytes, str
 
 import collections
 import io
@@ -11,7 +12,6 @@
 import threading
 import time
 from bisect import bisect_left
-from builtins import chr, range, object, zip, bytes
 from xml.etree import ElementTree as et
 import fuzzyset
 import dateutil

pyoma/browser/suffixsearch.py

@@ -1,3 +1,5 @@
+from __future__ import division, print_function, absolute_import, unicode_literals
+from builtins import bytes, str, range, str
 from bisect import bisect_left
 import os
 import numpy

tests/browser/test_db.py

@@ -1,5 +1,5 @@
-from __future__ import division, print_function
-from builtins import chr, bytes
+from __future__ import division, print_function, unicode_literals
+from builtins import chr, bytes, str
 import random
 import types
 import unittest

tests/browser/test_models.py

@@ -1,4 +1,5 @@
-from builtins import bytes, range
+from __future__ import unicode_literals, division, absolute_import
+from builtins import bytes, range, str
 
 import numpy
 from pyoma.browser import models, db, tablefmt