Update app.py

app.py

@@ -125,16 +125,19 @@ def talk(prompt, history):
     print("history log")
     print(str(historylog))
     print("history log string printed")
-    
-# write data to file
-    with open('file.txt', 'a') as data:
-        data.write(historylog)
 
-# Read the contents of the file to display it.
-    with open('file.txt', 'r') as data:
+    try:
+    # write data to file
+        with open('file.txt', 'a') as data:
+            data.write(historylog)
+        data.seek(0)
+    # Read the contents of the file to display it.
         print("History log printed:")
         print(data.read())
-            
+    
+    except IOError as e:
+        print(f"An error occurred: {e}")
+
 #    from huggingface_hub import HfApi
 #    api = HfApi()
 #    api.upload_file(