import type { UpdateArtifact, UpdateArtifactsConfig, UpdateArtifactsResult } from '../types';
export declare function getPythonConstraint(existingLockFileContent: string, config: UpdateArtifactsConfig): string | undefined;
export declare function getPipenvConstraint(existingLockFileContent: string, config: UpdateArtifactsConfig): string;
export declare function updateArtifacts({ packageFileName: pipfileName, newPackageFileContent: newPipfileContent, config, }: UpdateArtifact): Promise<UpdateArtifactsResult[] | null>;