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This PR fixes a serialization error when using Ollama embeddings in `create_table`. The use of `@cached_property` for the Ollama client was causing issues during serialization/pickling, which is required by certain LanceDB operations (like when using multiprocessing or certain storage backends). Switching to a standard `@property` ensures the client is instantiated when needed without being stored in a way that breaks serialization. Verified with the following script: ```python import lancedb from lancedb.embeddings import get_registry import pickle registry = get_registry().get(\"ollama\") model = registry(name=\"llama3\") # This would fail before the fix pickled = pickle.dumps(model) unpickled = pickle.loads(pickled) ``` Fixes #2629 (or similar serialization issues reported). --------- Co-authored-by: Unmilan Mukherjee <Missing-Identity@users.noreply.github.com>
LanceDB Python SDK
A Python library for LanceDB.
Installation
pip install lancedb
Preview Releases
Stable releases are created about every 2 weeks. For the latest features and bug fixes, you can install the preview release. These releases receive the same level of testing as stable releases, but are not guaranteed to be available for more than 6 months after they are released. Once your application is stable, we recommend switching to stable releases.
pip install --pre --extra-index-url https://pypi.fury.io/lancedb/ lancedb
Usage
Basic Example
import lancedb
db = lancedb.connect('<PATH_TO_LANCEDB_DATASET>')
table = db.open_table('my_table')
results = table.search([0.1, 0.3]).limit(20).to_list()
print(results)
Development
See CONTRIBUTING.md for information on how to contribute to LanceDB.