Update app.py

app.py

@@ -53,7 +53,7 @@ def get_ref_content(path: str) -> str | object:
     elif path.endswith('mp3'):
         file = librosa.load(path)
     elif path.endswith('xlsx') or path.endswith('xls'):
-        file = pd.read_excel(path)
+        file = pd.read_excel(path).to_json()
     else:
         with open(path, "rb") as f:
             file = f.read()
@@ -63,7 +63,7 @@ def search_web(topic: str) -> str:
     """Retrieves information about the topic."""
     results = DuckDuckGoSearchRun().invoke(topic)
     if results:
-        return "\n\n".join([doc.text for doc in results[:10]])
+        return "\n\n".join([doc.text for doc in results[:2]])
     else:
         return "No matching content found."
 
@@ -110,7 +110,7 @@ extract_text_tool = Tool(
 )
 
 tools = [get_file_path_tool, get_content_tool, extract_text_tool, search_web_tool]
-chat_with_tools = chat.bind_tools(tools, parallel_tool_calls=False)
+chat_with_tools = chat.bind_tools(tools, parallel_tool_calls=True)
 
 
 # Generate the AgentState and Agent graph
@@ -148,7 +148,7 @@ system_prompt = SystemMessage(
         YOUR FINAL ANSWER should be a number OR as few words as possible OR a comma separated list of numbers and/or strings. \
         If you are asked for a number, use only digits in your final answer. Don't use comma nor brackets to write your number neither use units such as $ or percent sign unless specified otherwise. \
         If you are asked for a string, don't use articles, neither abbreviations (e.g. for cities), and write the digits in plain text unless specified otherwise. \
-        If you are asked for a comma separated list, apply the above rules depending of whether the element to be put in the list is a number or a string. Wrap the list with square brackets [].\
+        If you are asked for a comma separated list, apply the above rules depending of whether the element to be put in the list is a number or a string.\
         If the question refers to an external content and there is no reference file attached, perform a web search and retrieve relevant information from the internet. \
         Make sure that each final answer is preceded with 'FINAL ANSWER:' and is short: it should contain a number (without full stop at the end), a string (without full stop at the end) or a comma-separated list (without full stops at the end), nothing else. "
     )