{"href":"https://api.simplecast.com/oembed?url=https%3A%2F%2Fpytorch-dev-podcast.simplecast.com%2Fepisodes%2Finference-mode-yO3SBXRB","width":444,"version":"1.0","type":"rich","title":"Inference mode","thumbnail_width":300,"thumbnail_url":"https://image.simplecastcdn.com/images/8cefde76-fb46-406a-8d87-ab0df67f3423/92f11400-2dad-49b4-8b14-cce35f5ab765/pytorch-symbol-02-orangeondark.jpg","thumbnail_height":300,"provider_url":"https://simplecast.com","provider_name":"Simplecast","html":"<iframe src=\"https://player.simplecast.com/599d8108-78df-4d4d-a0d3-cd031e54424f\" height=\"200\" width=\"100%\" title=\"Inference mode\" frameborder=\"0\" scrolling=\"no\"></iframe>","height":200,"description":"What's inference mode? Why doesn't my code run fast if I use no_grad or make sure requires_grad=False? How come inference mode is safe but AutoNonVariableTypeMode is not?"}