tests/testthat/test-models-inception.R

In torchvision: Models, Datasets and Transformations for Images

test_that("inception_v3 pretrained", {
  model <- model_inception_v3(pretrained = TRUE)
  model$eval()
  x <- model(torch_ones(2, 3, 299, 299))
  # the value has been copied from running the same model on pytorch.
  expect_equal(as.numeric(x[1,1]), 0.18005196750164032, tol = 5e-6)
  expect_tensor_shape(x, c(2, 1000))
})