def plot_interval(self, parameter='t'):
        t = _symbol(parameter)
        return [t, -5, 5]
a.vstacked(b) <==> a.stacked(b, axis=0)
dataset/ETHPy150Open sympy/sympy/sympy/geometry/line.py/Line.plot_interval--crossover with--dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.5/extras/completion/py/pymel/util/arrays.py/Array.extended