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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_permissions_mode_from_octal(file_path, code):
 """ Set permissions for a file or directory. :param file_path: Path to a file or directory :param code: Permission code in absolute notation (octal) :return: """

    # Unpack permissions tuple
    user, group, other = tuple(str(code[-3:])) if len(str(code)) > 3 else tuple(str(code))
    user, group, other = int(user), int(group), int(other)
    mode = get_permissions_mode(user,
                                'user') & get_permissions_mode(group, 'group') & get_permissions_mode(other, 'other')
    os.chmod(file_path, mode)