Update app.py

app.py

@@ -77,7 +77,10 @@ def chat_document(file, question):
     content = str(read_document(file))
     if len(content) > 64000:
         content = content[:64000]
-
+    content = content.replace('\n', ' ')
+    content = content.replace('\r', ' ')
+    content = content.replace('\t', ' ')
+    content = content.strip()
 
     # Define system prompt for the chat API
     system_prompt = """