Deprecation of GET method for LogoutView

I tried something like this on the navbar itself on basic.html, it seems to have worked. Just adding, if it helps for some idea.

<div class="collapse navbar-collapse" id="navbarNavDropdown">
            <ul class="navbar-nav cssnavls">
                <li class="nav-item">
                    <a class="nav-link" href="#">Groups</a>
                </li>

                {% if user.is_authenticated %}
                    <li class="nav-item">
                        <a class="nav-link" href="#">Create Group</a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="#">Post</a>
                    </li>
                    <li class="nav-item">

                            {% block Logoutblock %}
                                {% if user.is_authenticated %}
                                    <form method="post" action="{% url 'logout' %}">
                                        {% csrf_token %}
                                        <button class=" btn btn-primary " type="submit">Log Out</button>
                                    </form>
                                {% else %}
                                    <form method="get" action="{% url 'useraccountslogin' %}">
                                        {% csrf_token %}
                                        <button class=" btn btn-primary " type="submit">Log In</button>
                                    </form>
                                {% endif %}
                            {% endblock %}
                    </li>
                {% else %}
                    <li class="nav-item">
                        <a class="nav-link" href="{% url 'useraccountslogin' %}">LogIn</a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="{% url 'useraccountssignup' %}">SignUp</a>
                    </li>
                {% endif %}

            </ul>