pub trait PySequenceContainsProtocol<'p>: PySequenceProtocol<'p> {
type Item: FromPyObject<'p>;
type Result: IntoPyCallbackOutput<bool>;
}
pub trait PySequenceContainsProtocol<'p>: PySequenceProtocol<'p> {
type Item: FromPyObject<'p>;
type Result: IntoPyCallbackOutput<bool>;
}