code: def _get_database_handler(engine: str, **kwargs):
      """
      Return the database handler. User should modify this function for
      their new integrated handlers.
      """
  
      # Dynamically import the top module.
      try:
          mod = dynamic_import(engine)
      except ImportError:
          req_file = os.path.join(
              os.path.dirname(__file__), engine, "requirements.txt"
          )
          if os.path.isfile(req_file):
              with open(req_file) as f:
                  raise ImportError(
                      f"Please install the following packages {f.read()}"
                  )
  
      if engine == "postgres":
          return mod.PostgresHandler(engine, **kwargs)
      elif engine == "sqlite":
          return mod.SQLiteHandler(engine, **kwargs)
      elif engine == "mysql":
          return mod.MysqlHandler(engine, **kwargs)
      elif engine == "mariadb":
          return mod.MariaDbHandler(engine, **kwargs)
      elif engine == "clickhouse":
          return mod.ClickHouseHandler(engine, **kwargs)
      elif engine == "snowflake":
          return mod.SnowFlakeDbHandler(engine, **kwargs)
      elif engine == "github":
          return mod.GithubHandler(engine, **kwargs)
      elif engine == "hackernews":
          return mod.HackernewsSearchHandler(engine, **kwargs)
      elif engine == "slack":
          return mod.SlackHandler(engine, **kwargs)
      else:
          raise NotImplementedError(f"Engine {engine} is not supported")
  
imports: import importlib
  import os
  from contextlib import contextmanager
  from evadb.executor.executor_utils import ExecutorError
label_desc: Use image node_id 1 for calling a global function with example usage: _get_database_handler(engine) and returns: mod, mod, mod, mod, mod, mod, mod, mod, mod