plot_interval.py 文件源码

def set_v_steps(self, v_steps):
        if v_steps is None:
            self._v_steps = None
            return
        if isinstance(v_steps, int):
            v_steps = Integer(v_steps)
        elif not isinstance(v_steps, Integer):
            raise ValueError("v_steps must be an int or sympy Integer.")
        if v_steps <= Integer(0):
            raise ValueError("v_steps must be positive.")
        self._v_steps = v_steps