Retrieval Augmented Diffusion Models (huggingface#3297)

* Resetting rdm pr

* Fixed styles

* Fixed style

* Moved to rdm folder+fixed slight errors

* Removed config diff

* Started adding tests

* Adding retrieved images

* Fixed faiss import

* Fixed import errors

* Fixing tests

* Added require_faiss

* Updated dependency table

* Attempt solving consistency test

* Fixed truncation and vocab size issue

* Passed common tests

* Finished up cpu testing on pipeline

* Passed all tests locally

* Removed some slow tests

* Removed diffs from test_pipeline_common

* Remove logs

* Removed diffs from test_pipelines_common

* Fixed style

* Fully fixed styles on diffs

* Fixed name

* Proper rename

* Fixed dummies

* Fixed issue with dummyonnx

* Fixed black style

* Fixed dummies

* Changed ordering

* Fixed logging

* Fixing

* Fixing

* quality

* Debugging regex

* Fix dummies with guess

* Fixed typo

* Attempt fix dummies

* black

* ruff

* fixed ordering

* Logging

* Attempt fix

* Attempt fix dummy

* Attempt fixing styles

* Fixed faiss dependency

* Removed unnecessary deprecations

* Finished up main changes

* Added doc

* Passed tests

* Fixed tests

* Remove invisible watermark

* Fixed ruff errors

* Added prompt embed to tests

* Added tests and made retriever an optional component

* Fixed styles

* Made faiss a dependency of pipeline

* Logging

* Fixed dummies

* Make pipeline test work

* Fixed style

* Moved to research projects

* Remove diff

* Fixed style error

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Co-authored-by: Patrick von Platen <[email protected]>

Author: isamu-isozaki

examples/research_projects/rdm/README.md

@@ -0,0 +1,5 @@
+## Diffusers examples with ONNXRuntime optimizations
+
+**This research project is not actively maintained by the diffusers team. For any questions or comments, please contact Isamu Isozaki(isamu-isozaki) on github with any questions.**
+
+The aim of this project is to provide retrieval augmented diffusion models to diffusers!