updated imports in tests

2016-06-02 14:28:21 +02:00
parent 01bab81432
commit a1fd92b7f8
45 changed files with 182 additions and 169 deletions
@@ -155,7 +155,7 @@ class CacheAbstract(object):
        Auxiliary function called by `clear` to search and clear cache entries
        """
        r = re.compile(regex)
-        for key in storage.keys():
+        for key in list(storage.keys()):
            if r.match(str(key)):
                del storage[key]
        return