docs: remove last occurrences to jinja2

passbook/policies/expression/templates/policy/expression/form.html

@@ -7,23 +7,8 @@
     <label for="" class="pf-c-form__label"></label>
     <div class="c-form__horizontal-group">
         <p>
-            Expression using <a href="https://jinja.palletsprojects.com/en/2.11.x/templates/">Jinja</a>. Following variables are available:
+            Expression using Python. See <a href="https://passbook.beryju.org/policies/expression/">here</a> for a list of all variables.
         </p>
-        <ul class="pf-c-list">
-            <li><code>request.user</code>: Passbook User Object (<a href="https://beryju.github.io/passbook/property-mappings/reference/user-object/">Reference</a>)</li>
-            <li><code>request.http_request</code>: Django HTTP Request Object (<a href="https://docs.djangoproject.com/en/3.0/ref/request-response/#httprequest-objects">Reference</a>) </li>
-            <li><code>request.obj</code>: Model the Policy is run against. </li>
-            <li><code>pb_flow_plan</code>: Current Plan if Policy is called while a flow is active.</li>
-            <li><code>pb_is_sso_flow</code>: Boolean which is true if request was initiated by authenticating through an external Provider.</li>
-            <li><code>pb_is_group_member(user, group_name)</code>: Function which checks if <code>user</code> is member of a Group with Name <code>group_name</code>.</li>
-            <li><code>pb_logger</code>: Standard Python Logger Object, which can be used to debug expressions.</li>
-            <li><code>pb_client_ip</code>: Client's IP Address.</li>
-        </ul>
-        <p>Custom Filters:</p>
-        <ul class="pf-c-list">
-            <li><code>regex_match(regex)</code>: Checks if value matches <code>regex</code></li>
-            <li><code>regex_replace(regex, repl)</code>: Replace string matched by <code>regex</code> with <code>repl</code></li>
-        </ul>
     </div>
 </div>
 {% endblock %}