nautilus_persistence/python/
mod.rs

1// -------------------------------------------------------------------------------------------------
2//  Copyright (C) 2015-2025 Nautech Systems Pty Ltd. All rights reserved.
3//  https://nautechsystems.io
4//
5//  Licensed under the GNU Lesser General Public License Version 3.0 (the "License");
6//  You may not use this file except in compliance with the License.
7//  You may obtain a copy of the License at https://www.gnu.org/licenses/lgpl-3.0.en.html
8//
9//  Unless required by applicable law or agreed to in writing, software
10//  distributed under the License is distributed on an "AS IS" BASIS,
11//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12//  See the License for the specific language governing permissions and
13//  limitations under the License.
14// -------------------------------------------------------------------------------------------------
15
16//! Python bindings from `pyo3`.
17
18pub mod backend;
19pub mod catalog;
20pub mod wranglers;
21
22use pyo3::prelude::*;
23
24/// Loaded as nautilus_pyo3.persistence
25///
26/// # Errors
27///
28/// Returns a `PyErr` if registering any module components fails.
29#[pymodule]
30pub fn persistence(_: Python<'_>, m: &Bound<'_, PyModule>) -> PyResult<()> {
31    m.add_class::<crate::backend::session::DataBackendSession>()?;
32    m.add_class::<crate::backend::session::DataQueryResult>()?;
33    m.add_class::<backend::session::NautilusDataType>()?;
34    m.add_class::<catalog::PyParquetDataCatalogV2>()?;
35    m.add_class::<wranglers::bar::BarDataWrangler>()?;
36    m.add_class::<wranglers::delta::OrderBookDeltaDataWrangler>()?;
37    m.add_class::<wranglers::quote::QuoteTickDataWrangler>()?;
38    m.add_class::<wranglers::trade::TradeTickDataWrangler>()?;
39    Ok(())
40}