

def validate_files_exist(root_dir):
    '\n    Checks if the required files (LICENSE, README, pom) exist\n    '
    files = os.listdir(root_dir)
    if ('README.md' not in files):
        show_error_and_exit('Cannot find README.md in the root directory of the package.')
    if (not get_license_file_name(root_dir)):
        show_error_and_exit('Cannot find LICENSE in the root directory of the package.')

dataset/ETHPy150Open databricks/spark-package-cmd-tool/python/spark_package/spark_package.py validate_files_exist/original