Pin coverage version to pass test with Python 3.2 (fluent#40)

yyuu · yyuu · commit eca4260d6a0f · 2015-09-28T12:09:23.000+09:00
https://travis-ci.org/fluent/fluent-logger-python/jobs/82487668
diff --git a/tox.ini b/tox.ini
@@ -5,5 +5,5 @@ skip_missing_interpreters = True
 
 [testenv]
 deps = nose
-    coverage
+    coverage>=3.7,<3.8
 commands = python setup.py nosetests
