build_docs.py 文件源码

def copy_dir_contents_with_overwrite(input_dir_name, output_dir_name):
    """Copy the contents of a directory into another, overwriting files if they
    exist."""

    # if output_dir_name isn't a location, make it so.
    if not os.path.exists(output_dir_name):
        os.makedirs(output_dir_name)

    dir_entries = os.listdir(input_dir_name)

    for dir_entry in dir_entries:
        input_path = os.path.join(input_dir_name, dir_entry)
        output_path = os.path.join(output_dir_name, dir_entry)

        if os.path.isdir(input_path):
            copy_dir_contents_with_overwrite(input_path, output_path)
        else:
            shutil.copyfile(input_path, output_path)