declare type PythonSystemPackageLookupMap = Map<string, Map<string, Map<string, Map<string, Array<string> | null>>>>;
/**
 * An object that looks up if any system packages are required for a Python package.
 * The lookup is in the format {packageName: pythonVersion: systemPackageType: systemVersion: [sysPackage, sysPackage...]}
 */
export default class PythonSystemPackageLookup {
    private readonly packageLookup;
    /**
     * @param packageLookup: PythonSystemPackageLookupMap the Map
     */
    constructor(packageLookup: PythonSystemPackageLookupMap);
    /**
     * Construct a `PythonSystemPackageLookup` by parsing a JSON representation of the package map from `path`
     */
    static fromFile(path: string): PythonSystemPackageLookup;
    /**
     * Look up the system package required for a python package given python version, package type and system version.
     * Will always return an Array, which will be empty if there are no packages to install.
     */
    lookupSystemPackage(pythonPackage: string, pythonMajorVersion: number, systemPackageType: string, systemVersion: string): Array<string>;
}
export {};