Hey, I managed to do it using this solution :
Here’s my function code in python :
def change_item_name(board, item_id, new_name):
column_data = {'name': new_name}
query = f'''mutation($column_data: JSON!)
{{change_multiple_column_values (
board_id:{board},
item_id:{item_id},
column_values:$column_data)
{{name}}
}}'''
data = {'query': query,
'variables': {'column_data': json.dumps(column_data)}}
return data