Files
lancedb/python/tests/test_db.py
Chang She 5ef5141812 black
2023-03-22 18:29:07 -07:00

43 lines
1.3 KiB
Python

# Copyright 2023 LanceDB Developers
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import lancedb
def test_basic(tmp_path):
db = lancedb.connect(tmp_path)
assert db.uri == str(tmp_path)
assert db.table_names() == []
table = db.create_table(
"test",
data=[
{"vector": [3.1, 4.1], "item": "foo", "price": 10.0},
{"vector": [5.9, 26.5], "item": "bar", "price": 20.0},
],
)
rs = table.search([100, 100]).limit(1).to_df()
assert len(rs) == 1
assert rs["item"].iloc[0] == "bar"
rs = table.search([100, 100]).where("price < 15").limit(2).to_df()
assert len(rs) == 1
assert rs["item"].iloc[0] == "foo"
assert db.table_names() == ["test"]
assert "test" in db
assert len(db) == 1
assert db.open_table("test").name == db["test"].name