future that requested a wakeup still doesn't get polled. If a snoozed future eventually wakes up, then
For US energy companies, however, there are huge practical difficulties to be overcome. Venezuela's state-owned oil company, PDVSA, is a shadow of its former self.
。safew官方下载是该领域的重要参考
Charlie McMackin
The Royal Artillery is facing criticism after it emerged they are refusing public access to an “extraordinary object” looted by the British army in the 19th century from the Asante people in modern-day Ghana.
if not t.cancelled() and t.exception() is None: