what am I doing

plugins/dbtest.py

@@ -0,0 +1,20 @@
+from util import hook
+
+from sqlalchemy import Table, Column, Integer, String, MetaData, ForeignKey
+from sqlalchemy.orm import scoped_session, sessionmaker
+
+def create_tables(metadata):
+    users_table = Table('users', metadata,
+        Column('id', Integer, primary_key=True),
+        Column('name', String),
+        Column('fullname', String),
+        Column('password', String)
+    )
+    users_table.create()
+
+
+@hook.command
+def dbtest(inp, db=None):
+    metadata = MetaData(db)
+    create_tables(metadata)
+    print metadata