Magento 2: Get account Login-Logout buttons

<?php
    $objectManagerlogin = \Magento\Framework\App\ObjectManager::getInstance();
    $customerSession = $objectManagerlogin->get('Magento\Customer\Model\Session');
    $baseurl = $objectManagerlogin->get('Magento\Store\Model\StoreManagerInterface')->getStore(0)->getBaseUrl();
?>
    <?php if($customerSession->isLoggedIn()) { ?>
   <a href="<?php echo $baseurl .'customer/account/logout'; ?>">LOGOUT</a>
    <?php }else { ?>
        <a href="<?php echo $baseurl .'customer/account/login'; ?>">LOGIN</a>       
        <?php
    }
    ?>