Lookup vendor on Django's connection wrapper

The vendor attribute does not exist on the underlying DB connection.

Author: living180

debug_toolbar/panels/sql/panel.py

@@ -67,14 +67,15 @@ def __init__(self, *args, **kwargs):
     def get_transaction_id(self, alias):
         if alias not in connections:
             return
-        conn = connections[alias].connection
+        connection = connections[alias]
+        conn = connection.connection
         if not conn:
             return
 
-        if conn.vendor == "postgresql":
+        if connection.vendor == "postgresql":
             cur_status = conn.get_transaction_status()
         else:
-            raise ValueError(conn.vendor)
+            raise ValueError(connection.vendor)
 
         last_status = self._transaction_status.get(alias)
         self._transaction_status[alias] = cur_status

debug_toolbar/panels/sql/tracking.py

@@ -158,7 +158,7 @@ def _record(self, method, sql, params):
 
             alias = self.db.alias
             conn = self.db.connection
-            vendor = getattr(conn, "vendor", "unknown")
+            vendor = self.db.vendor
 
             # Sql might be an object (such as psycopg Composed).
             # For logging purposes, make sure it's str.