def __exit__()

in src/databao_context_engine/plugins/databases/postgresql_introspector.py [0:0]


    def __exit__(self, exception_type, exception_value, traceback):
        try:
            if self._conn is not None and self._event_loop is not None and not self._event_loop.is_closed():
                self._event_loop.run_until_complete(self._conn.close())
        finally:
            self._conn = None
            if self._event_loop is not None and not self._event_loop.is_closed():
                self._event_loop.close()
            self._event_loop = None