Use database properly

import_points.py

@@ -0,0 +1,30 @@
+import asyncio
+import sqlite3
+import sys
+
+import yaboli
+from yaboli.utils import *
+
+from plusone import PointsDB
+
+
+async def add_points(db, room, points):
+	for (nick, amount) in points:
+		print(f"&{room}: {mention(nick, ping=False)} + {amount}")
+		await db.add_points(room, nick, amount)
+
+def main(to_dbfile, from_dbfile, room):
+	from_db = sqlite3.connect(from_dbfile)
+	res = from_db.execute("SELECT nick, points FROM Points")
+	points = res.fetchall()
+
+	to_db = PointsDB(to_dbfile)
+	asyncio.get_event_loop().run_until_complete(add_points(to_db, room, points))
+
+if __name__ == "__main__":
+	if len(sys.argv) == 4:
+		main(sys.argv[1], sys.argv[2], sys.argv[3])
+	else:
+		print("  USAGE:")
+		print(f"{sys.argv[0]} <pointsdb> <old_pointsdb> <room>")
+		exit(1)