Add autoloading tutorial #2820

Job	Run time
pytorch_tutorial_build_worker (1, 15, linux.g5.12xlarge.nvidia.gpu)	15m 40s
pytorch_tutorial_build_worker (2, 15, linux.g5.4xlarge.nvidia.gpu)	49m 35s
pytorch_tutorial_build_worker (3, 15, linux.g5.4xlarge.nvidia.gpu)	17m 6s
pytorch_tutorial_build_worker (4, 15, linux.g5.4xlarge.nvidia.gpu)	26m 59s
pytorch_tutorial_build_worker (5, 15, linux.g5.4xlarge.nvidia.gpu)	17m 56s
pytorch_tutorial_build_worker (6, 15, linux.g5.4xlarge.nvidia.gpu)	15m 36s
pytorch_tutorial_build_worker (7, 15, linux.4xlarge.nvidia.gpu)	18m 8s
pytorch_tutorial_build_worker (8, 15, linux.4xlarge.nvidia.gpu)	21m 6s
pytorch_tutorial_build_worker (9, 15, linux.4xlarge.nvidia.gpu)	31m 45s
pytorch_tutorial_build_worker (10, 15, linux.4xlarge.nvidia.gpu)	25m 44s
pytorch_tutorial_build_worker (11, 15, linux.4xlarge.nvidia.gpu)	37m 17s
pytorch_tutorial_build_worker (12, 15, linux.4xlarge.nvidia.gpu)	18m 21s
pytorch_tutorial_build_worker (13, 15, linux.4xlarge.nvidia.gpu)	21m 3s
pytorch_tutorial_build_worker (14, 15, linux.4xlarge.nvidia.gpu)	11m 55s
pytorch_tutorial_build_worker (15, 15, linux.4xlarge.nvidia.gpu)	19m 50s
pytorch_tutorial_build_manager	18m 45s
	6h 6m 46s

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