def tframes(self, agent, event, bindings, zexpr):
b = self.make_bindings(agent, bindings, zexpr)
#XXX needs a better name. update (kwc): using agent.nextid() now
if b:
name = "Closure.%s" % agent.nextid()
return [TaskExprTFrame(name, event, b, self.closed_zexpr[1])]
else:
return []
def tenter(self, agent, tframe, zexpr):
raise Unimplemented("Haven't fixed ApplyTask yet")
oldbindings = tframe.getBaseBindings()
closure_value = termEvalErr(agent, oldbindings, zexpr[0])
closed_zexpr = closure_value.closed_zexpr
bindings = closure_value.make_bindings(agent, oldbindings, zexpr[1:])
event = PseudoGoalEvent(tframe, self)
tframe._subgoal_event = event
name = "%s.%s" % (tframe.name(), self.label())
event.addTFrame(TaskExprTFrame(name, event, bindings, closed_zexpr))
step_fn(agent, tframe, EXECUTING, zexpr)
return tframe.tfpost_subgoal(agent, event)
