Method maintain_gen

psycopg/psycopg/_preparing.py:184–193

Generator to send the commands to perform periodic maintenance Deallocate unneeded command in the server, or flush the prepared statements server state entirely if necessary.

(self, conn: BaseConnection[Any])

            return False

    def maintain_gen(self, conn: BaseConnection[Any]) -> PQGen[None]:
        """
        Generator to send the commands to perform periodic maintenance

        Deallocate unneeded command in the server, or flush the prepared
        statements server state entirely if necessary.
        """
        while self._to_flush:
            name = self._to_flush.popleft()
            yield from conn._deallocate(name)