* initial attempt at solving
* fix pndm power of 3 inference_step
* add power of 3 test
* fix index in pndm test, remove ddim test
* add comments, change to round()
* update expected results of slow tests
* relax sum and mean tests
* Print shapes when reporting exception
* formatting
* fix sentence
* relax test_stable_diffusion_fast_ddim for gpu fp16
* relax flakey tests on GPU
* added comment on large tolerences
* black
* format
* set scheduler seed
* added generator
* use np.isclose
* set num_inference_steps to 50
* fix dep. warning
* update expected_slice
* preprocess if image
* updated expected results
* updated expected from CI
* pass generator to VAE
* undo change back to orig
* use orignal
* revert back the expected on cpu
* revert back values for CPU
* more undo
* update result after using gen
* update mean
* set generator for mps
* update expected on CI server
* undo
* use new seed every time
* cpu manual seed
* reduce num_inference_steps
* style
* use generator for randn
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
* format timesteps attrs to np arrays in pndm scheduler
because lists don't get formatted to tensors in `self.set_format`
* convert to long type to use timesteps as indices for tensors
* add scheduler set_format test
* fix `_timesteps` type
* make style with black 22.3.0 and isort 5.10.1
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
* work in progress, fixing tests for numpy and make deterministic
* make tests pass via pytorch
* make pytorch == numpy test cleaner
* change default tensor format pndm --> pt
* clean ddpm api to match ddim
* correct ve sde class
* update pipeline API for ve sde
* make style
* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
* improve comments for sde_ve scheduler, init tests
* more comments, tweaking pipelines
* timesteps --> num_training_timesteps, some comments
* merge cpu test, add m1 data
* fix scheduler tests with num_train_timesteps
* make np compatible, add tests for sde ve
* minor default variable fixes
* make style and fix-copies
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
Nathan Lambert