修改代码，让btn的点击之后的加载，从col1中解放出来

app.py

@@ -215,41 +215,42 @@ def app():
         Chinese = st.checkbox('Output in Chinese')
         if Chinese:
             language = 'Chinese'
-        btn_outline = st.button('submit')
+        btn = st.button('submit')
 
     
     col1, col2 = st.columns([0.6,0.4], gap='large')
-
-    with col1:
         
-        if btn_outline:
-            temp_file_paths = []
-            file_proc_state = st.text("Processing file...")
-            for added_file in added_files:
-                with tempfile.NamedTemporaryFile(delete=False, suffix=".md") as tmp:
-                    tmp.write(added_file.getvalue())
-                    tmp_path = tmp.name
-                    temp_file_paths.append(tmp_path)
-            file_proc_state.text("Processing file...Done")
-
-            outline_generating_state = st.text("Generating Course Oueline...")
-            course_outline_list = courseOutlineGenerating(temp_file_paths, num_lessons, language)
-            outline_generating_state.text("Generating Course Oueline...Done")
-
-            course_outline_string = ''
-            lessons_count = 0
-            for outline in course_outline_list:
-                lessons_count += 1
-                course_outline_string += f"{lessons_count}." + outline[0] + '\n'
-                course_outline_string += outline[1] + '\n\n'
-                #time.sleep(1)
+    if btn:
+        temp_file_paths = []
+        col1.file_proc_state = st.text("Processing file...")
+        for added_file in added_files:
+            with tempfile.NamedTemporaryFile(delete=False, suffix=".md") as tmp:
+                tmp.write(added_file.getvalue())
+                tmp_path = tmp.name
+                temp_file_paths.append(tmp_path)
+        col1.file_proc_state.text("Processing file...Done")
+
+        col1.outline_generating_state = st.text("Generating Course Oueline...")
+        course_outline_list = courseOutlineGenerating(temp_file_paths, num_lessons, language)
+        col1.outline_generating_state.text("Generating Course Oueline...Done")
+        
+        #把课程大纲打印出来
+        course_outline_string = ''
+        lessons_count = 0
+        for outline in course_outline_list:
+            lessons_count += 1
+            course_outline_string += f"{lessons_count}." + outline[0] + '\n'
+            course_outline_string += '\n' + outline[1] + '\n\n'
+            #time.sleep(1)
+        with col1:
             with st.expander("Check the course outline", expanded=False):
                     st.write(course_outline_string)
 
-            vdb_state = st.text("Constructing vector database from provided materials...")
-            embeddings_df, faiss_index = constructVDB(temp_file_paths)
-            vdb_state.text("Constructing vector database from provided materials...Done")
-            
+        col1.vdb_state = st.text("Constructing vector database from provided materials...")
+        embeddings_df, faiss_index = constructVDB(temp_file_paths)
+        col1.vdb_state.text("Constructing vector database from provided materials...Done")
+        
+        with col1:
             count_generating_content = 0
             for lesson in course_outline_list:
                 count_generating_content += 1