def uninstall(app, opts=[]):
    """
    Uninstall app from target
    :param app: app name to uninstall from target (e.g. "com.example.android.valid")
    :param opts: list command options (e.g. ["-r", "-a"])
    :return: result of _exec_command() execution
    """
    adb_full_cmd = [v.ADB_COMMAND_PREFIX, v.ADB_COMMAND_UNINSTALL, _convert_opts(opts), app]
    return _exec_command(adb_full_cmd)