Method _connection_for_bind

lib/sqlalchemy/orm/session.py:2143–2154

(
        self,
        engine: _SessionBind,
        execution_options: Optional[CoreExecuteOptionsParameter] = None,
        **kw: Any,
    )

        )

    def _connection_for_bind(
        self,
        engine: _SessionBind,
        execution_options: Optional[CoreExecuteOptionsParameter] = None,
        **kw: Any,
    ) -> Connection:
        TransactionalContext._trans_ctx_check(self)

        trans = self._transaction
        if trans is None:
            trans = self._autobegin_t()
        return trans._connection_for_bind(engine, execution_options)

    @overload
    def _execute_internal(