def stop(self, wait=None): self.keepgoing = False if wait==None: return if not self.going: return True if ongoing.verbose: print repr(self),"is waiting to finish" deadline = prectime() + 1000.0 * wait while self.going and (wait < 0.0 or prectime() < deadline): sleep(0.001) if ongoing.verbose and self.going: print repr(self),"has not finished (timed out after %g seconds)" % wait return not self.going
def go(self, bg=True):
class DoubleGoError(Exception): pass
self.thread = None
if bg:
if self.going: raise DoubleGoError, 'already running'
if ongoing.verbose: print repr(self),"is launching a thread"
self.thread = thread.start_new_thread(self.go, (), {'bg':False})
return
if ongoing.verbose: print repr(self),"is starting"
self.going = True
self.keepgoing = True
self.starttime = prectime()
try: self.core(*self.pargs, **self.kwargs)
except KeyboardInterrupt: pass
self.onfinish()
self.going = False
self.stoptime = prectime()
self.thread = None
if ongoing.verbose: print repr(self),"has finished"
def elapsed(self):
if not self.going: return None
return (prectime() - self.starttime) / 1000.0
def elapsed(self): if not self.going: return None return (prectime() - self.starttime) / 1000.0
