import { Disposable, NotebookDocument, Uri } from 'vscode';
import { DocumentSelector, LanguageClient, Middleware } from 'vscode-languageclient/node';
export declare type NotebookMiddleware = Middleware & Disposable & {
    stopWatching(notebook: NotebookDocument): void;
    startWatching(notebook: NotebookDocument): void;
    refresh(notebook: NotebookDocument): void;
};
export declare function createHidingMiddleware(): Middleware & Disposable;
export declare function createNotebookMiddleware(getClient: () => LanguageClient | undefined, traceInfo: (...args: any[]) => void, cellSelector: DocumentSelector, pythonPath: string, isDocumentAllowed: (uri: Uri) => boolean, getNotebookHeader: (uri: Uri) => string): NotebookMiddleware;