$ python storage.py 
**********************************************************************
File "storage.py", line 4, in __main__
Failed example:
    sc.has_storage('sid1')
Expected:
    False
Got:
    False
**********************************************************************
File "storage.py", line 16, in __main__
Failed example:
    s2.has_key('key1')
Expected:
    False
Got:
    False
**********************************************************************
1 items had failures:
   2 of  14 in __main__
***Test Failed*** 2 failures.