Basic formatting for dict and list values

rest_framework/static/rest_framework/css/default.css

@@ -33,6 +33,14 @@ h2, h3 {
   margin-right: 1em;
 }
 
+td.nested {
+  padding: 0 !important;
+}
+
+td.nested > table {
+  margin: 0;
+}
+
 form select, form input, form textarea {
   width: 90%;
 }

rest_framework/templates/rest_framework/admin/list.html

@@ -8,7 +8,7 @@
         <tr>
             {% for key, value in row.items %}
             {% if key in columns %}
-            <td>
+            <td {{ value|add_nested_class }} >
                 {% if key in linked %}<a href="{{ row.url }}">{% endif %}
                 {{ value|format_value }}
                 {% if key in linked %}</a>{% endif %}

rest_framework/templates/rest_framework/admin/list_value.html

+{% load rest_framework %}
+<table class="table table-striped">
+    <tbody>
+        {% for item in value %}
+        <tr>
+            <th>{{ forloop.counter0 }}</th>
+            <td>{{ item|format_value }}</td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>

rest_framework/templatetags/rest_framework.py

 from __future__ import unicode_literals, absolute_import
 from django import template
 from django.core.urlresolvers import reverse, NoReverseMatch
+from django.template import loader, Context
 from django.utils import six
 from django.utils.encoding import iri_to_uri, force_text
 from django.utils.html import escape
@@ -110,9 +111,13 @@ def format_value(value):
     if isinstance(value, (int, float, decimal.Decimal, bool, type(None))):
         return mark_safe('<code>%s</code>' % value)
     elif isinstance(value, list):
-        return ''
+        template = loader.get_template('rest_framework/admin/list_value.html')
+        context = Context({'value': value})
+        return template.render(context)
     elif isinstance(value, dict):
-        return ''
+        template = loader.get_template('rest_framework/admin/dict_value.html')
+        context = Context({'value': value})
+        return template.render(context)
     elif isinstance(value, six.string_types):
         if (
             (value.startswith('http:') or value.startswith('https:')) and not
@@ -124,6 +129,12 @@ def format_value(value):
     return six.text_type(value)
 
 
+@register.filter
+def add_nested_class(value):
+    if isinstance(value, (list, dict)):
+        return 'class=nested'
+    return ''
+
 
 # Bunch of stuff cloned from urlize
 TRAILING_PUNCTUATION = ['.', ',', ':', ';', '.)', '"', "']", "'}", "'"]