Update app.py

app.py

@@ -1,7 +1,7 @@
 import os, re, requests, pandas as pd, gradio as gr
 from langchain_huggingface.llms import HuggingFacePipeline
 from langchain.tools import tool
-from langchain_core,output_parsers import JsonOutputParser
+from langchain_core.output_parsers import JsonOutputParser
 from langchain.agents import AgentExecutor
 from youtube_transcript_api import YouTubeTranscriptApi
 import chess, chess.engine