Update app.py

app.py

@@ -1,7 +1,7 @@
 # app.py
 import pandas as pd
 import yfinance as yf
-import talib
+import pandas_ta as ta  # جایگزین talib
 import gradio as gr
 import logging
 
@@ -14,8 +14,8 @@ class SimpleTrader:
             df = df[['Open', 'High', 'Low', 'Close', 'Volume']].rename(columns={
                 'Open': 'open', 'High': 'high', 'Low': 'low', 'Close': 'close', 'Volume': 'tick_volume'
             })
-            df['rsi'] = talib.RSI(df['close'], timeperiod=14)
-            df['ma20'] = talib.SMA(df['close'], timeperiod=20)
+            df['rsi'] = ta.rsi(df['close'], length=14)  # استفاده از pandas-ta
+            df['ma20'] = ta.sma(df['close'], length=20)  # استفاده از pandas-ta
             return df.tail(limit)
         except Exception as e:
             logging.error(f"Error fetching data: {e}")