class_docstr: This class manages the server session
class_docstr_tok: ["This","class","manages","the","server","session"]
code: def unregister_stmt(self, stmt_id):
      del self.prepared_stmts[stmt_id]
  
imports: import os
  from uuid import uuid4
  import requests
  from mindsdb.api.executor.datahub.datahub import init_datahub
  from mindsdb.utilities.config import Config
  from mindsdb.interfaces.agents.agents_controller import AgentsController
  from mindsdb.interfaces.model.model_controller import ModelController
  from mindsdb.interfaces.database.database import DatabaseController
  from mindsdb.interfaces.database.integrations import integration_controller
  from mindsdb.interfaces.skills.skills_controller import SkillsController
  from mindsdb.utilities import log
label_desc: Use image node_id 4 for calling the SessionController obj's underlying member method code with example usage: obj.unregister_stmt(stmt_id) without return types