Update app.py

app.py

@@ -44,7 +44,7 @@ def chat_with_model(prompt, document_section):
 def generate_filename(prompt, file_type):
     central = pytz.timezone('US/Central')
     safe_date_time = datetime.now(central).strftime("%m%d_%I%M")  
-    safe_prompt = "".join(x for x in prompt if x.isalnum())[:28]
+    safe_prompt = "".join(x for x in prompt if x.isalnum())[:36]
     return f"{safe_date_time}_{safe_prompt}.{file_type}"
 
 def create_file(filename, prompt, response):
@@ -157,8 +157,9 @@ def main():
         filename = generate_filename(user_prompt, choice)
         create_file(filename, user_prompt, response)
         st.sidebar.markdown(get_table_download_link(filename), unsafe_allow_html=True)
-
+    
     all_files = glob.glob("*.*")
+    all_files = [file for file in all_files if len(os.path.splitext(file)[0]) >= 20]  # exclude files with short names
     all_files = sorted(all_files, key=lambda x: (os.path.splitext(x)[1], x))  # sort by file type and file name
     for file in all_files:
         col1, col3 = st.sidebar.columns([5,1])  # adjust the ratio as needed