// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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.

use datafusion::logical_expr::{TypeSignature, Volatility};
use pyo3::prelude::*;

#[allow(dead_code)]
#[pyclass(
    from_py_object,
    frozen,
    name = "Signature",
    module = "datafusion.expr",
    subclass
)]
#[derive(Clone)]
pub struct PySignature {
    type_signature: TypeSignature,
    volatility: Volatility,
}

impl PySignature {
    pub fn new(type_signature: TypeSignature, volatility: Volatility) -> Self {
        Self {
            type_signature,
            volatility,
        }
    }
}

#[pymethods]
impl PySignature {}
