Error while running locla_logprob

[Suriya-0706]

/home/jarvis/anaconda3/envs/geotrack/lib/python3.7/site-packages/numpy/core/fromnumeric.py:3441: RuntimeWarning: Mean of empty slice.
out=out, **kwargs)
/home/jarvis/anaconda3/envs/geotrack/lib/python3.7/site-packages/numpy/core/_methods.py:189: RuntimeWarning: invalid value encountered in double_scalars
ret = ret.dtype.type(ret / rcount)
/home/jarvis/anaconda3/envs/geotrack/lib/python3.7/site-packages/numpy/core/_methods.py:263: RuntimeWarning: Degrees of freedom <= 0 for slice
keepdims=keepdims, where=where)
/home/jarvis/anaconda3/envs/geotrack/lib/python3.7/site-packages/numpy/core/_methods.py:223: RuntimeWarning: invalid value encountered in true_divide
subok=False)
/home/jarvis/anaconda3/envs/geotrack/lib/python3.7/site-packages/numpy/core/_methods.py:254: RuntimeWarning: invalid value encountered in double_scalars
ret = ret.dtype.type(ret / rcount)
/media/jarvis/secondary/projects/GeoTrackNet/utils.py:275: RuntimeWarning: invalid value encountered in true_divide
Z=VV/WW