signal.py 文件源码

def __apply_func(self, other, func_name):

        if isinstance(other, Signal):
            time = np.union1d(self.timestamps, other.timestamps)
            s = self.interp(time).samples
            o = other.interp(time).samples
            func = getattr(s, func_name)
            s = func(o)
        elif other is None:
            s = self.samples
            time = self.timestamps
        else:
            func = getattr(self.samples, func_name)
            s = func(other)
            time = self.timestamps
        return Signal(s,
                      time,
                      self.unit,
                      self.name,
                      self.info)