Update app.py

app.py

@@ -43,11 +43,11 @@ trades = []
 for i in range(len(df) - 1):
     if df['Signal'].iloc[i] and i + 1 < len(df):
         entry_date = df.index[i + 1]
-        entry_price = df['Open'].iloc[i + 1]
+        entry_price = float(df['Open'].iloc[i + 1])  # Ép kiểu float
         exit_price = None
         for j in range(i + 1, len(df)):
-            high = float(df['High'].iloc[j])
-            low = float(df['Low'].iloc[j])
+            high = float(df['High'].iloc[j])  # Ép kiểu float
+            low = float(df['Low'].iloc[j])    # Ép kiểu float
             if high >= entry_price * 1.05:
                 exit_price = entry_price * 1.05
                 exit_date = df.index[j]