epoch.py 文件源码

def time_slice(self, t_start, t_stop):
        '''
        Creates a new :class:`Epoch` corresponding to the time slice of
        the original :class:`Epoch` between (and including) times
        :attr:`t_start` and :attr:`t_stop`. Either parameter can also be None
        to use infinite endpoints for the time interval.
        '''
        _t_start = t_start
        _t_stop = t_stop
        if t_start is None:
            _t_start = -np.inf
        if t_stop is None:
            _t_stop = np.inf

        indices = (self >= _t_start) & (self <= _t_stop)

        new_epc = self[indices]
        new_epc.durations = self.durations[indices]
        new_epc.labels = self.labels[indices]
        return new_epc