diff --git a/check_proxy.py b/check_proxy.py
index 4f8f5a1..d6263ad 100644
--- a/check_proxy.py
+++ b/check_proxy.py
@@ -1,8 +1,4 @@
 
-"""
-我：用python的requests库查询本机ip地址所在地
-ChatGPT:
-"""
 def check_proxy(proxies):
     import requests
     proxies_https = proxies['https'] if proxies is not None else '无'
diff --git a/crazy_functions/读文章写摘要.py b/crazy_functions/读文章写摘要.py
index 97d62ee..2ce6b36 100644
--- a/crazy_functions/读文章写摘要.py
+++ b/crazy_functions/读文章写摘要.py
@@ -1,25 +1,8 @@
-from functools import wraps
 from predict import predict_no_ui
+from toolbox import CatchException, report_execption
 fast_debug = False
 
 
-def report_execption(chatbot, history, a, b):
-    chatbot.append((a, b))
-    history.append(a); history.append(b)
-
-# 捕获不能预料的异常
-def CatchException(f):
-    @wraps(f)
-    def decorated(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT):
-        try:
-            yield from f(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT)
-        except Exception as e:
-            import traceback
-            tb_str = traceback.format_exc()
-            chatbot[-1] = (chatbot[-1][0], f"[Local Message] something error occured: \n {tb_str}")
-            yield chatbot, history, f'异常 {e}'
-    return decorated
-
 def 解析Paper(file_manifest, project_folder, top_p, temperature, chatbot, history, systemPromptTxt):
     import time, glob, os
     print('begin analysis on:', file_manifest)
diff --git a/functional_crazy.py b/functional_crazy.py
index 6961d61..ce4b9dc 100644
--- a/functional_crazy.py
+++ b/functional_crazy.py
@@ -1,18 +1,7 @@
-from functools import wraps
 from predict import predict_no_ui
+from toolbox import CatchException, report_execption
 fast_debug = False
 
-def CatchException(f):
-    @wraps(f)
-    def decorated(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT):
-        try:
-            yield from f(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT)
-        except Exception as e:
-            import traceback
-            tb_str = traceback.format_exc()
-            chatbot[-1] = (chatbot[-1][0], f"[Local Message] something error occured: \n {tb_str}")
-            yield chatbot, history, f'异常 {e}'
-    return decorated
 
 
 @CatchException
@@ -66,12 +55,6 @@ def 解析项目本身(txt, top_p, temperature, chatbot, history, systemPromptTx
         history.append(i_say); history.append(gpt_say)
         yield chatbot, history, '正常'
 
-def report_execption(chatbot, history, a, b):
-    chatbot.append((a, b))
-    history.append(a); history.append(b)
-
-
-
 
 
 def 解析源代码(file_manifest, project_folder, top_p, temperature, chatbot, history, systemPromptTxt):
diff --git a/main.py b/main.py
index 8af31a8..a04509e 100644
--- a/main.py
+++ b/main.py
@@ -1,20 +1,11 @@
 import os; os.environ['no_proxy'] = '*' 
 import gradio as gr 
-import markdown, mdtex2html
 from predict import predict
-from show_math import convert as convert_math
+from toolbox import format_io, find_free_port
 
 try: from config_private import proxies, WEB_PORT # 放自己的秘密如API和代理网址 os.path.exists('config_private.py')
 except: from config import proxies, WEB_PORT
 
-def find_free_port():
-    import socket
-    from contextlib import closing
-    with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:
-        s.bind(('', 0))
-        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
-        return s.getsockname()[1]
-
 PORT = find_free_port() if WEB_PORT <= 0 else WEB_PORT
 
 initial_prompt = "Serve me as a writing and programming assistant."
@@ -33,41 +24,6 @@ functional = get_functionals()
 from functional_crazy import get_crazy_functionals
 crazy_functional = get_crazy_functionals()
 
-def reset_textbox(): return gr.update(value='')
-
-def text_divide_paragraph(text):
-    if '```' in text:
-        # careful input
-        return text
-    else:
-        # wtf input
-        lines = text.split("\n")
-        for i, line in enumerate(lines):
-            if i!=0: lines[i] = "<p>"+lines[i].replace(" ", "&nbsp;")+"</p>"
-        text = "".join(lines)
-        return text
-
-def markdown_convertion(txt):
-    if ('$' in txt) and ('```' not in txt):
-        math_config = {'mdx_math': {'enable_dollar_delimiter': True}}
-        return markdown.markdown(txt,extensions=['fenced_code','tables']) + '<br><br>' + \
-            markdown.markdown(convert_math(txt, splitParagraphs=False),extensions=['fenced_code','tables'])
-    else:
-        return markdown.markdown(txt,extensions=['fenced_code','tables'])
-
-
-def format_io(self,y):
-    if y is None:
-        return []
-    i_ask, gpt_reply = y[-1]
-    
-    i_ask = text_divide_paragraph(i_ask) # 输入部分太自由，预处理一波
-    
-    y[-1] = (
-        None if i_ask is None else markdown.markdown(i_ask, extensions=['fenced_code','tables']),
-        None if gpt_reply is None else markdown_convertion(gpt_reply)
-    )
-    return y
 gr.Chatbot.postprocess = format_io
 
 with gr.Blocks() as demo:
@@ -103,7 +59,6 @@ with gr.Blocks() as demo:
 
     txt.submit(predict, [txt, top_p, temperature, chatbot, history, systemPromptTxt], [chatbot, history, statusDisplay])
     submitBtn.click(predict, [txt, top_p, temperature, chatbot, history, systemPromptTxt], [chatbot, history, statusDisplay], show_progress=True)
-    # submitBtn.click(reset_textbox, [], [txt])
     for k in functional:
         functional[k]["Button"].click(predict, 
             [txt, top_p, temperature, chatbot, history, systemPromptTxt, TRUE, gr.State(k)], [chatbot, history, statusDisplay], show_progress=True)
@@ -111,15 +66,15 @@ with gr.Blocks() as demo:
         crazy_functional[k]["Button"].click(crazy_functional[k]["Function"], 
             [txt, top_p, temperature, chatbot, history, systemPromptTxt, gr.State(PORT)], [chatbot, history, statusDisplay])
 
-print(f"URL http://localhost:{PORT}")
-demo.title = "ChatGPT 学术优化"
 
 def auto_opentab_delay():
     import threading, webbrowser, time
+    print(f"URL http://localhost:{PORT}")
     def open(): time.sleep(2)
     webbrowser.open_new_tab(f'http://localhost:{PORT}')
     t = threading.Thread(target=open)
     t.daemon = True; t.start()
 
 auto_opentab_delay()
+demo.title = "ChatGPT 学术优化"
 demo.queue().launch(server_name="0.0.0.0", share=True, server_port=PORT)
diff --git a/toolbox.py b/toolbox.py
new file mode 100644
index 0000000..c28b998
--- /dev/null
+++ b/toolbox.py
@@ -0,0 +1,68 @@
+import markdown, mdtex2html
+from show_math import convert as convert_math
+from functools import wraps
+
+
+def regular_txt_to_markdown(text):
+    text = text.replace('\n', '\n\n')
+    text = text.replace('\n\n\n', '\n\n')
+    text = text.replace('\n\n\n', '\n\n')
+    return text
+
+def CatchException(f):
+    @wraps(f)
+    def decorated(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT):
+        try:
+            yield from f(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT)
+        except Exception as e:
+            import traceback
+            from check_proxy import check_proxy
+            try: from config_private import proxies
+            except: from config import proxies
+            tb_str = regular_txt_to_markdown(traceback.format_exc())
+            chatbot[-1] = (chatbot[-1][0], f"[Local Message] 实验性函数调用出错: \n\n {tb_str} \n\n 当前代理可用性: \n\n {check_proxy(proxies)}")
+            yield chatbot, history, f'异常 {e}'
+    return decorated
+
+def report_execption(chatbot, history, a, b):
+    chatbot.append((a, b))
+    history.append(a); history.append(b)
+
+def text_divide_paragraph(text):
+    if '```' in text:
+        # careful input
+        return text
+    else:
+        # wtf input
+        lines = text.split("\n")
+        for i, line in enumerate(lines):
+            if i!=0: lines[i] = "<p>"+lines[i].replace(" ", "&nbsp;")+"</p>"
+        text = "".join(lines)
+        return text
+
+def markdown_convertion(txt):
+    if ('$' in txt) and ('```' not in txt):
+        return markdown.markdown(txt,extensions=['fenced_code','tables']) + '<br><br>' + \
+            markdown.markdown(convert_math(txt, splitParagraphs=False),extensions=['fenced_code','tables'])
+    else:
+        return markdown.markdown(txt,extensions=['fenced_code','tables'])
+
+
+def format_io(self, y):
+    if y is None: return []
+    i_ask, gpt_reply = y[-1]
+    i_ask = text_divide_paragraph(i_ask) # 输入部分太自由，预处理一波
+    y[-1] = (
+        None if i_ask is None else markdown.markdown(i_ask, extensions=['fenced_code','tables']),
+        None if gpt_reply is None else markdown_convertion(gpt_reply)
+    )
+    return y
+
+
+def find_free_port():
+    import socket
+    from contextlib import closing
+    with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:
+        s.bind(('', 0))
+        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+        return s.getsockname()[1]
\ No newline at end of file