1 files changed, 56 insertions, 0 deletions
diff --git a/debug_toolbar/panels/versions.py b/debug_toolbar/panels/versions.py
new file mode 100644
index 0000000..6028115
--- /dev/null
+++ b/debug_toolbar/panels/versions.py
@@ -0,0 +1,56 @@
+from __future__ import absolute_import, unicode_literals
+
+import sys
+
+import django
+from django.conf import settings
+from django.utils.translation import ugettext_lazy as _
+from django.utils.datastructures import SortedDict
+from django.utils.importlib import import_module
+
+from debug_toolbar.panels import Panel
+
+
+class VersionsPanel(Panel):
+    """
+    Shows versions of Python, Django, and installed apps if possible.
+    """
+    name = 'Versions'
+    template = 'debug_toolbar/panels/versions.html'
+    has_content = True
+
+    def nav_title(self):
+        return _('Versions')
+
+    def nav_subtitle(self):
+        return 'Django %s' % django.get_version()
+
+    def title(self):
+        return _('Versions')
+
+    def process_response(self, request, response):
+        versions = [('Python', '%d.%d.%d' % sys.version_info[:3])]
+        for app in list(settings.INSTALLED_APPS) + ['django']:
+            name = app.split('.')[-1].replace('_', ' ').capitalize()
+            app = import_module(app)
+            if hasattr(app, 'get_version'):
+                get_version = app.get_version
+                if callable(get_version):
+                    version = get_version()
+                else:
+                    version = get_version
+            elif hasattr(app, 'VERSION'):
+                version = app.VERSION
+            elif hasattr(app, '__version__'):
+                version = app.__version__
+            else:
+                continue
+            if isinstance(version, (list, tuple)):
+                version = '.'.join(str(o) for o in version)
+            versions.append((name, version))
+            versions = sorted(versions, key=lambda version: version[0])
+
+        self.record_stats({
+            'versions': SortedDict(versions),
+            'paths': sys.path,
+        })