From d2bfe2401839bce08aac94a2332a6edf134a6391 Mon Sep 17 00:00:00 2001 From: Johannes Messner Date: Fri, 2 Dec 2022 11:12:02 +0100 Subject: [PATCH 1/3] feat: native len for milvus Signed-off-by: Johannes Messner --- docarray/array/storage/milvus/seqlike.py | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/docarray/array/storage/milvus/seqlike.py b/docarray/array/storage/milvus/seqlike.py index 1711c5b8080..d1ce651c0c6 100644 --- a/docarray/array/storage/milvus/seqlike.py +++ b/docarray/array/storage/milvus/seqlike.py @@ -1,6 +1,6 @@ from typing import Iterable, Iterator, Union, TYPE_CHECKING from docarray.array.storage.base.seqlike import BaseSequenceLikeMixin -from docarray.array.storage.milvus.backend import _batch_list +from docarray.array.storage.milvus.backend import _batch_list, _always_true_expr from docarray import Document @@ -56,3 +56,11 @@ def _extend(self, values: Iterable['Document'], **kwargs): payload = self._docs_to_milvus_payload(docs_batch) self._collection.insert(payload, **kwargs) self._offset2ids.extend([doc.id for doc in docs_batch]) + + def __len__(self): + with self.loaded_collection(): + res = self._collection.query( + expr=_always_true_expr('document_id'), + output_fields=['document_id'], + ) + return len(res) From e8422c8a2f8990fcf2689d6506bcb220a457e3a6 Mon Sep 17 00:00:00 2001 From: Johannes Messner Date: Fri, 2 Dec 2022 11:15:32 +0100 Subject: [PATCH 2/3] fix: make implementing len non-optional Signed-off-by: Johannes Messner --- docarray/array/storage/base/seqlike.py | 2 +- docs/advanced/document-store/extend.md | 7 +++---- 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/docarray/array/storage/base/seqlike.py b/docarray/array/storage/base/seqlike.py index 5e46cafe607..ce89b82a3bf 100644 --- a/docarray/array/storage/base/seqlike.py +++ b/docarray/array/storage/base/seqlike.py @@ -50,7 +50,7 @@ def __eq__(self, other): ... def __len__(self): - return len(self._offset2ids) + ... def __iter__(self) -> Iterator['Document']: for _id in self._offset2ids: diff --git a/docs/advanced/document-store/extend.md b/docs/advanced/document-store/extend.md index a65d5ac32bb..591d2ce8832 100644 --- a/docs/advanced/document-store/extend.md +++ b/docs/advanced/document-store/extend.md @@ -145,6 +145,9 @@ class SequenceLikeMixin(BaseSequenceLikeMixin): def __add__(self, other: Union['Document', Iterable['Document']]): ... + def __len__(self): + ... + def insert(self, index: int, value: 'Document'): # Optional. By default, this will add a new item and update offset2id # if you want to customize this, make sure to handle offset2id @@ -158,10 +161,6 @@ class SequenceLikeMixin(BaseSequenceLikeMixin): # Optional. Override this if you have better implementation than appending one by one ... - def __len__(self): - # Optional. By default, this will rely on offset2id to get the length - ... - def __iter__(self) -> Iterator['Document']: # Optional. By default, this will rely on offset2id to iterate ... From 11205af395b11720ddd1765712ec7637008049d7 Mon Sep 17 00:00:00 2001 From: Johannes Messner Date: Mon, 5 Dec 2022 10:54:09 +0100 Subject: [PATCH 3/3] test: add test for milvus len list like disabled Signed-off-by: Johannes Messner --- tests/unit/array/storage/milvus/test_milvus.py | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/tests/unit/array/storage/milvus/test_milvus.py b/tests/unit/array/storage/milvus/test_milvus.py index 48c05fb8958..b71df3e9de5 100644 --- a/tests/unit/array/storage/milvus/test_milvus.py +++ b/tests/unit/array/storage/milvus/test_milvus.py @@ -169,3 +169,19 @@ def test_batching(start_storage, mocker, method, meth_input, mock_response): for args, kwargs in mock_meth.call_args_list: if 'batch_size' in kwargs: assert kwargs['batch_size'] == new_batch_size + + +def test_len_not_listlike(start_storage): + da = DocumentArrayMilvus( + config={ + 'n_dim': 10, + 'list_like': False, + }, + ) + assert len(da) == 0 + da.extend([Document() for _ in range(10)]) + assert len(da) == 10 + da.extend([Document() for _ in range(5)]) + assert len(da) == 15 + da.clear() + assert len(da) == 0