Update app.py

app.py

@@ -282,8 +282,9 @@ def show_chats(idx, df, file, all_check):
 
 def update_plot(df, file, all_check):
 
-    print(type(df))
-    print(df)
+    print(df.columns)
+
+    print("avg_loss" in df.columns)
     
     if all_check or file is None or file == "":
         loss_col = "avg_loss"