export declare function sleep(s: number): Promise<unknown>;
export declare function log(...args: any): void;
export declare function getDate(timeStamp: number): string;
export declare function retry<T>(fn: () => Promise<T>, onError?: (error: Error) => void, retries?: number): Promise<T>;
export declare function bathRun<T, U>(fn: (list: U[]) => Promise<T>, list: U[], max: number): Promise<T[]>;
export declare function printProgressBar(current: number, total: number, ...args: any): void;
export declare function getArrayEnd<T>(list: T[]): T;
export declare function longSleep(s: number): Promise<void>;
export declare function formatTimeStamp(timeStamp: number): string;
export declare function logEther(amount: bigint, fixed: number): string;
export declare function getTimeStamp(): number;