import stackless
import sys

def schedule(*args):
    print 'schedule', args
    sys.setprofile(profile)
    
def profile(*args):
    print 'profile', args
    
def tasklet():
    print tasklet
    
    
stackless.set_schedule_callback(schedule)
t = stackless.tasklet(tasklet)
t()
t.run()
print 'done'