Replace future with six

 * This closes facetoe#402

requirements.dev

@@ -1,7 +1,6 @@
 cachetools>=3.1.0
 requests>=2.14.2
 pytz>=2018.9
-future>=0.17.1
 python-dateutil>=2.7.5
 sphinx>=1.8.4
 pycodestyle>=2.5.0
@@ -12,4 +11,5 @@ nose>=1.3.7
 yapf>=0.26.0
 bs4>=0.0.1
 lxml>=4.3.1
-sphinx_rtd_theme>=0.4.3
+sphinx_rtd_theme>=0.4.3
+six>=1.14.0

requirements.txt

@@ -1,5 +1,5 @@
 cachetools>=3.1.0
 requests>=2.14.2
 pytz>=2018.9
-future>=0.17.1
 python-dateutil>=2.7.5
+six>=1.14.0

setup.py

@@ -16,7 +16,7 @@
         'python-dateutil>=2.7.5',
         'cachetools>=3.1.0',
         'pytz>=2018.9',
-        'future>=0.17.1'
+        'six>=1.14.0',
     ],
     keywords=['zendesk', 'api', 'wrapper'],
     classifiers=[

zenpy/lib/generator.py

@@ -5,8 +5,6 @@
 from abc import abstractmethod
 from datetime import datetime, timedelta
 
-from future.standard_library import install_aliases
-
 from zenpy.lib.util import as_plural
 from zenpy.lib.exception import SearchResponseLimitExceeded
 
@@ -15,7 +13,7 @@
 except ImportError:
     from collections import Iterable
 
-install_aliases()
+import six
 from math import ceil
 
 __author__ = 'facetoe'
@@ -125,6 +123,10 @@ def _retrieve_slice(self, start, stop, page_size):
         min_page = ceil(start / page_size)
         max_page = ceil(stop / page_size) + 1
 
+        if six.PY2:
+            min_page = int(min_page)
+            max_page = int(max_page)
+
         # Calculate the lower and upper bounds for the final slice.
         padding = ((max_page - min_page) - 1) * page_size
         lower = start % page_size or page_size

zenpy/lib/response.py

@@ -4,7 +4,7 @@
 from zenpy.lib.generator import SearchResultGenerator, ZendeskResultGenerator, ChatResultGenerator, ViewResultGenerator, \
     TicketAuditGenerator, ChatIncrementalResultGenerator, JiraLinkGenerator
 from zenpy.lib.util import as_singular, as_plural, get_endpoint_path
-from urllib.parse import urlparse
+from six.moves.urllib.parse import urlparse
 
 
 class ResponseHandler(object):