Describe the object which wasn't serializable (#404)
Describe the object which wasn't serializable (#404)


robertnishihara/ray,pcmoritz/ray-1,stephanie-wang/ray,ujvl/ray-ng,ray-project/ray,amplab/ray,alanamarzoev/ray,alanamarzoev/ray,ray-project/ray,stephanie-wang/ray,richardliaw/ray,ujvl/ray-ng,richardliaw/ray,atumanov/ray,atumanov/ray,stephanie-wang/ray,Wapaul1/ray,alanamarzoev/ray,Wapaul1/ray,ujvl/ray-ng,Wapaul1/ray,ujvl/ray-ng,atumanov/ray,pcmoritz/ray-1,richardliaw/ray,pcmoritz/ray-1,pcmoritz/ray-1,richardliaw/ray,richardliaw/ray,robertnishihara/ray,Wapaul1/ray,alanamarzoev/ray,atumanov/ray,robertnishihara/ray,pcmoritz/ray-1,stephanie-wang/ray,richardliaw/ray,amplab/ray,robertnishihara/ray,stephanie-wang/ray,robertnishihara/ray,pcmoritz/ray-1,robertnishihara/ray,stephanie-wang/ray,stephanie-wang/ray,atumanov/ray,ray-project/ray,atumanov/ray,pcmoritz/ray-1,ray-project/ray,atumanov/ray,Wapaul1/ray,atumanov/ray,alanamarzoev/ray,robertnishihara/ray,robertnishihara/ray,stephanie-wang/ray,ray-project/ray,ray-project/ray,ray-project/ray,stephanie-wang/ray,pcmoritz/ray-1,Wapaul1/ray,richardliaw/ray,ray-project/ray,richardliaw/ray,amplab/ray,alanamarzoev/ray,robertnishihara/ray,amplab/ray