Fix python 2.6 skipIf

Signed-off-by: Krukov Dima <glebov.ru@gmail.com>

Author: Krukov

prometheus_client/gc_collector.py

@@ -89,7 +89,7 @@ def _get_bounds(gen, bucket_name):
         if bucket_name == GC_COLLECTOR._LATENCY:
             return Histogram.DEFAULT_BUCKETS
         _max = gc.get_threshold()[gen]
-        return [int(_max/100), int(_max/50), int(_max/10), int(_max/5), int(_max/2), _max]
+        return [int(_max / 100), int(_max / 50), int(_max / 10), int(_max / 5), int(_max / 2), _max]
 
     def collect(self):
         collected = HistogramMetricFamily(

tests/test_gc_collector.py

@@ -2,7 +2,12 @@
 
 import gc
 import sys
-import unittest
+
+if sys.version_info < (2, 7):
+    # We need the skip decorators from unittest2 on Python 2.6.
+    import unittest2 as unittest
+else:
+    import unittest
 
 from prometheus_client import CollectorRegistry, GCCollector