Update app.py

app.py

@@ -5,8 +5,7 @@ from fastapi.templating import Jinja2Templates
 import chess
 from datasets import load_dataset
 
-dset = load_dataset("Lichess/chess-puzzles", split="train")
-index, metadata = load_index('puzzles_position_index.pkl')
+
 
 def board_to_tokens(board):
     return [(board.piece_at(sq).symbol(), chess.square_name(sq)) for sq in chess.SQUARES if board.piece_at(sq)]
@@ -37,6 +36,8 @@ def query_positions(index, metadata, query_tokens):
             
     return [(pos_id, metadata[pos_id]) for pos_id in result]
 
+dset = load_dataset("Lichess/chess-puzzles", split="train")
+index, metadata = load_index('puzzles_position_index.pkl')
 app = FastAPI()
 app.mount("/static", StaticFiles(directory="static"), name="static")
 templates = Jinja2Templates(directory="templates")