<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def pop_context(self):
 """Pops the last set of keyword arguments provided to the processor."""

        processor = getattr(self, 'processor', None)
        if processor is not None:
            pop_context = getattr(processor, 'pop_context', None)
            if pop_context is None:
                pop_context = getattr(processor, 'pop', None)
            if pop_context is not None:
                return pop_context()
        if self._pop_next:
            self._pop_next = False