{"library":"pylance","type":"library","category":null,"description":"Pylance is the Python SDK for the Lance columnar data format, an open lakehouse format optimized for AI/ML workflows. It offers high-performance vector search, efficient random access, and built-in data versioning and lineage. The library leverages Apache Arrow for data interchange and its core bindings are implemented in Rust via PyO3 for performance. It seamlessly integrates with popular data science tools like Pandas, DuckDB, Polars, PyArrow, and Ray. The current version is 4.0.0, released on March 30, 2026, and the project has a regular release cadence with stable releases approximately every two weeks, although its development status is currently marked as 'Alpha'.","language":"python","status":"active","version":"4.0.0","tags":["data format","columnar","ai","machine learning","vector search","lakehouse","apache arrow","data science"],"install":[{"cmd":"pip install pylance","imports":["import lance"]},{"cmd":"pip install --pre --extra-index-url https://pypi.fury.io/lance-format/ pylance","imports":[]}],"homepage":"https://lancedb.github.io/lance/","github":null,"docs":null,"changelog":null,"pypi":"https://pypi.org/project/pylance/","npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"compatibility":{"summary":{"python_range":"3.10–3.9","success_rate":50,"avg_install_s":11.3,"avg_import_s":5.19,"wheel_type":"wheel"},"url":"https://checklist.day/v1/registry/pylance/compatibility"},"provenance":{"verified_status":"passing","verified_at":"Sun Jun 28","last_verified":"Sun Jun 28","next_check":"Tue Jul 28","install_tag":null}}