def getExisting(files_list :list):
    """
    Given a list of filenames test if each of them exists returning a list of only existing files
    :param files_list: list of paths of the files
    :return: list of path of the existing files
    """
    existing_files = []

    for file in files_list:

        if not file.isFile():
            continue

        existing_files.append(file)

    return existing_files