Files
lancedb/python/src/lib.rs
Will Jones 3d1f102087 feat: allow Python and Typescript users to create Sessions (#2530)
## Summary
- Exposes `Session` in Python and Typescript so users can set the
`index_cache_size_bytes` and `metadata_cache_size_bytes`
* The `Session` is attached to the `Connection`, and thus shared across
all tables in that connection.
- Adds deprecation warnings for table-level cache configuration


🤖 Generated with [Claude Code](https://claude.ai/code)

---------

Co-authored-by: Claude <noreply@anthropic.com>
2025-07-24 12:06:29 -07:00

56 lines
1.6 KiB
Rust

// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: Copyright The LanceDB Authors
use arrow::RecordBatchStream;
use connection::{connect, Connection};
use env_logger::Env;
use index::IndexConfig;
use pyo3::{
pymodule,
types::{PyModule, PyModuleMethods},
wrap_pyfunction, Bound, PyResult, Python,
};
use query::{FTSQuery, HybridQuery, Query, VectorQuery};
use session::Session;
use table::{
AddColumnsResult, AddResult, AlterColumnsResult, DeleteResult, DropColumnsResult, MergeResult,
Table, UpdateResult,
};
pub mod arrow;
pub mod connection;
pub mod error;
pub mod index;
pub mod query;
pub mod session;
pub mod table;
pub mod util;
#[pymodule]
pub fn _lancedb(_py: Python, m: &Bound<'_, PyModule>) -> PyResult<()> {
let env = Env::new()
.filter_or("LANCEDB_LOG", "warn")
.write_style("LANCEDB_LOG_STYLE");
env_logger::init_from_env(env);
m.add_class::<Connection>()?;
m.add_class::<Session>()?;
m.add_class::<Table>()?;
m.add_class::<IndexConfig>()?;
m.add_class::<Query>()?;
m.add_class::<FTSQuery>()?;
m.add_class::<HybridQuery>()?;
m.add_class::<VectorQuery>()?;
m.add_class::<RecordBatchStream>()?;
m.add_class::<AddColumnsResult>()?;
m.add_class::<AlterColumnsResult>()?;
m.add_class::<AddResult>()?;
m.add_class::<MergeResult>()?;
m.add_class::<DeleteResult>()?;
m.add_class::<DropColumnsResult>()?;
m.add_class::<UpdateResult>()?;
m.add_function(wrap_pyfunction!(connect, m)?)?;
m.add_function(wrap_pyfunction!(util::validate_table_name, m)?)?;
m.add("__version__", env!("CARGO_PKG_VERSION"))?;
Ok(())
}