def load_txt_file_as_string(path_txt_file: str) -> str:
    """This function loads a txt file and returns its content as a string.
    Args:
        path_txt_file (str): path to txt file
    Returns:
        content (str): content of txt file
    """
    file = open(path_txt_file)
    content = file.read()
    file.close()
    
    return content