prefix を外すとどうなるか
>> Traceback (most recent call last):
>> File "BookmarkExample.py", line 194, in
>> bm.load_tsv_file("../bookmarks.tsv")
>> File "BookmarkExample.py", line 82, in load_tsv_file
>> self.add_bookmark(b)
>> File "BookmarkExample.py", line 89, in add_bookmark
>> bid = self.store_bookmark(b)
>> File "BookmarkExample.py", line 100, in store_bookmark
>> bid = self.thrudoc.putValue(THRUDOC_BUCKET, b_str)
>> File "../gen-py/Thrudoc/Thrudoc.py", line 242, in putValue
>> return self.recv_putValue()
>> File "../gen-py/Thrudoc/Thrudoc.py", line 266, in recv_putValue
>> raise result.e
>> Thrudoc.ttypes.ThrudocException: ThrudocException(what='S3Backend
error', type=1) S3Backend error になるのでなんか入れないとだめ


