def clock2():
        return time.clock(),0.0
Returns the kernel smoothing estimate of the variance at point x.
dataset/ETHPy150Open ipython/ipython-py3k/IPython/utils/timing.py/clock2--crossover with--dataset/ETHPy150Open statsmodels/statsmodels/statsmodels/sandbox/nonparametric/kernels.py/Biweight.smoothvar