First :D

core/db.py

@@ -0,0 +1,25 @@
+import os
+import sqlite3
+import thread
+
+threaddbs={}
+
+def get_db_connection(conn, name=''):
+    "returns an sqlite3 connection to a persistent database"
+
+    if not name:
+        name = '%s.%s.db' % (conn.nick, conn.server)
+
+    threadid = thread.get_ident()
+    if name in threaddbs and threadid in threaddbs[name]:
+        return threaddbs[name][threadid]
+    filename = os.path.join(bot.persist_dir, name)
+
+    db = sqlite3.connect(filename, timeout=10)
+    if name in threaddbs:
+        threaddbs[name][threadid] = db
+    else:
+        threaddbs[name] = {threadid: db}
+    return db
+
+bot.get_db_connection = get_db_connection