Update app.py

app.py

@@ -134,6 +134,19 @@ def _(mo):
 def _(client_instantiation_form, mo):
     from ibm_watsonx_ai import APIClient, Credentials
 
+    def setup_task_credentials(deployment_client):
+    # Get existing task credentials
+    existing_credentials = deployment_client.task_credentials.get_details()
+    
+    # Delete existing credentials if any
+    if "resources" in existing_credentials and existing_credentials["resources"]:
+        for cred in existing_credentials["resources"]:
+            cred_id = deployment_client.task_credentials.get_id(cred)
+            deployment_client.task_credentials.delete(cred_id)
+    
+    # Store new credentials
+    return deployment_client.task_credentials.store()
+
     if client_instantiation_form.value:
     ### Instantiate the watsonx.ai client
         wx_credentials = Credentials(
@@ -144,7 +157,7 @@ def _(client_instantiation_form, mo):
         # project_client = APIClient(credentials=wx_credentials, project_id=client_instantiation_form.value["project_id"])
         deployment_client = APIClient(credentials=wx_credentials, space_id=client_instantiation_form.value["space_id"])
 
-        task_credentials_details = deployment_client.task_credentials.store()
+        task_credentials_details = setup_task_credentials(deployment_client)
     else:
         # project_client = None
         deployment_client = None