@classmethod
    def close_all(cls):

        for sess in _sessions.values():
            sess.close()
Send a WHO and return a Future which will contain recieved data:
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/orm/session.py/_SessionClassMethods.close_all--crossover with--dataset/ETHPy150Open gawel/irc3/irc3/plugins/async.py/Async.who