sample_data = <swh.storage.tests.storage_data.StorageData object at 0x7f3a3ca45cf8> def test_buffering_proxy_storage_content_deduplicate(sample_data) -> None: contents = sample_data.contents[:2] storage = get_storage_with_buffer_config(min_batch_size={"content": 2,}) s = storage.content_add([contents[0], contents[0]]) assert s == {} s = storage.content_add([contents[0]]) assert s == {} > s = storage.content_add([contents[1]]) .tox/py3/lib/python3.7/site-packages/swh/storage/tests/test_buffer.py:75: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ .tox/py3/lib/python3.7/site-packages/swh/storage/buffer.py:106: in content_add keys=["sha1", "sha1_git", "sha256", "blake2s256"], .tox/py3/lib/python3.7/site-packages/swh/storage/buffer.py:138: in object_add return self.flush() .tox/py3/lib/python3.7/site-packages/swh/storage/buffer.py:156: in flush stats = add_fn(list(batch)) .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:237: in content_add return self._content_add(list(contents), with_data=True) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.storage.in_memory.InMemoryStorage object at 0x7f3a3ca45908> contents = [Content(sha1=b'4\x972t\xcc\xefj\xb4\xdf\xaa\xf8e\x99y/\xa9\xc3\xfeF\x89', sha1_git=b'\xd8\x1c\xc0q\x0e\xb6\xcf\x9e\xf...atus='visible', data=b'4242\n', ctime=datetime.datetime(2021, 4, 29, 8, 20, 15, 226000, tzinfo=datetime.timezone.utc))] with_data = True def _content_add(self, contents: List[Content], with_data: bool) -> Dict: # Filter-out content already in the database. > if not self._allow_overwrite: E AttributeError: 'InMemoryStorage' object has no attribute '_allow_overwrite' .tox/py3/lib/python3.7/site-packages/swh/storage/cassandra/storage.py:155: AttributeError