handling generate a post in the background

Post_management.py

@@ -1,6 +1,6 @@
 from taipy import Gui
 import taipy.gui.builder as tgb
-from functi import post_generation,post_publishing,authen,add_scheduling,delete_account,delete_schedule
+from functi import post_generation,post_publishing,authen,add_scheduling,delete_account,delete_schedule,post_generation_
 
 days_of_week = ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"]
 Social_network_menu = ["Linkedin"]
@@ -28,7 +28,7 @@ with tgb.Page(class_name="bodyp") as Post_manag :
                 tgb.table("{data_account}", editable=True, on_add=False, on_edit=False, on_delete=delete_account, columns="social_network;account_name", width="100%")
         with tgb.part(class_name="table_s") :
             tgb.text("Demo", class_name="header-burgundy table_t")
-            tgb.button(label="Generate a post", on_action=post_generation, class_name="btn-burgundy", width="100%")
+            tgb.button(label="Generate a post", on_action=post_generation_, class_name="btn-burgundy", width="100%")
             tgb.input("{generated_post}", multiline=True, class_name="burgundy-border", width="100%")
             tgb.button(label="Publish", on_action=post_publishing, width="100%")
         with tgb.part(class_name="table_s") :

functi.py

@@ -7,7 +7,7 @@ import time
 import datetime
 from line_db import DatabaseManager
 from urllib.parse import urlencode
-from taipy.gui import navigate # type: ignore
+from taipy.gui import navigate, invoke_long_callback, notify # type: ignore
 from gradio_client import Client
 import pandas as pd
 from requests_oauthlib import OAuth2Session
@@ -346,12 +346,27 @@ def post_publishing(state) :
     resp = requests.post(url, headers=headers, json=body)
     print([resp.status_code, resp.text],flush = True)
 
-def post_generation(state) :
-    state.generated_post = client.predict(
-        code=state.user_inf.user.id,
+def post_generation(id) :
+    generated_post = client.predict(
+        code=id,
         api_name="/poster_linkedin"
     )
-    state.generated_post = state.generated_post[0]
+    generated_post = eval(generated_post)
+    generated_post = generated_post[0]
+    return generated_post
+
+def post_generation_status(state, status,result):
+        if status:
+            state.generated_post = result
+            notify(state, "success", "The heavy function has finished!")
+        else:
+            notify(state, "error", "The heavy function has failed")
+
+
+def post_generation_(state):
+    id = state.user_inf.user.id
+    state.generated_post = " Generation en cours..."
+    invoke_long_callback(state,post_generation,[id],post_generation_status)
 
 def authen(state) :
     if state.Linked_social_network == "Linkedin" :