Merge pull request #33 from manjitkumar/fix-meta-class-usage-for-python2/3

FIX: usage of metaclass using six to keep compatible with python 2 and 3

Author: manjitkumar

filters/mixins.py

@@ -6,13 +6,13 @@
 from .schema import base_query_params_schema
 
 
+@six.add_metaclass(MetaFiltersMixin)
 class FiltersMixin(object):
     '''
     This viewset provides dynamically generated
     filters by applying defined filters on generic
     queryset.
     '''
-    __metaclass__ = MetaFiltersMixin
 
     def __get_queryset_filters(self, query_params, *args, **kwargs):
         '''

setup.py

@@ -19,7 +19,7 @@
 os.chdir(os.path.normpath(os.path.join(os.path.abspath(__file__), os.pardir)))
 
 __name__ = 'drf-url-filters'
-__version__ = '0.5.0'
+__version__ = '0.5.1'
 __author__ = 'Manjit Kumar'
 __author_email__ = 'manjit1727@gmail.com'
 __url__ = 'https://github.com/manjitkumar/drf-url-filters'