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Update peft_utils.py
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* return layer weight if not found

* better system and test

* key example and typo

* Skip scaling if scale is identity

* move check for weight one to scale and unscale lora

* fix code style/quality

* Empty-Commit

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Co-authored-by: Steven Munn <stevenjmunn@gmail.com>
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>
Co-authored-by: Steven Munn <5297082+stevenjlm@users.noreply.github.com>

* Initial commit

* Implemented block lora

- implemented block lora
- updated docs
- added tests

* Finishing up

* Reverted unrelated changes made by make style

* Fixed typo

* Fixed bug + Made text_encoder_2 scalable

* Integrated some review feedback

* Incorporated review feedback

* Fix tests

* Made every module configurable

* Adapter to new lora test structure

* Final cleanup

* Some more final fixes

- Included examples in `using_peft_for_inference.md`
- Added hint that only attns are scaled
- Removed NoneTypes
- Added test to check mismatching lens of adapter names / weights raise error

* Update using_peft_for_inference.md

* Update using_peft_for_inference.md

* Make style, quality, fix-copies

* Updated tutorial;Warning if scale/adapter mismatch

* floats are forwarded as-is; changed tutorial scale

* make style, quality, fix-copies

* Fixed typo in tutorial

* Moved some warnings into `lora_loader_utils.py`

* Moved scale/lora mismatch warnings back

* Integrated final review suggestions

* Empty commit to trigger CI

* Reverted emoty commit to trigger CI

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Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* feat: support dora loras from community

* safe-guard dora operations under peft version.

* pop use_dora when False

* make dora lora from kohya work.

* fix: kohya conversion utils.

* add a fast test for DoRA compatibility..

* add a nightly test.

* cleanse and refactor lora testing suite.

* more cleanup.

* make check_if_lora_correctly_set a utility function

* fix: typo

* retrigger ci

* style

change to 2024

* Update peft_utils.py

* fix bug

* make the util backwards compatible.
Co-Authored-By: Younes Belkada <49240599+younesbelkada@users.noreply.github.com>

* fix import issue

* refactor the backward compatibilty condition

* rename the conditional variable

* address comments
Co-Authored-By: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* address comment

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Co-authored-by: Younes Belkada <49240599+younesbelkada@users.noreply.github.com>
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* add lora delete feature

* added tests and changed condition

* deal with corner cases

* more corner cases

* rename to `delete_adapter_layers` for consistency

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Co-authored-by: younesbelkada <younesbelkada@gmail.com>

* fix civitai bug

* add test

* up

* fix test

* added slow test.

* style

* Update src/diffusers/utils/peft_utils.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Update src/diffusers/utils/peft_utils.py

---------
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* fix scale unscale v1

* final fixes + CI

* fix slow trst

* oops

* fix copies

* oops

* oops

* fix

* style

* fix copies

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Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* v1

* add tests and fix previous failing tests

* fix CI

* add tests + v1 `PeftLayerScaler`

* style

* add scale retrieving mechanism system

* fix CI

* up

* up

* simple approach --> not same results for some reason

* fix issues

* fix copies

* remove unneeded method

* active adapters!

* fix merge conflicts

* up

* up

* kohya - test-1

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* fix scale

* fix copies

* add comment

* multi adapters

* fix tests

* oops

* v1 faster loading - in progress

* Revert "v1 faster loading - in progress"

This reverts commit ac925f81321e95fc8168184c3346bf3d75404d5a.

* kohya same generation

* fix some slow tests

* peft integration features for unet lora

1. Support for Multiple ranks/alphas
2. Support for Multiple active adapters
3. Support for enabling/disabling LoRAs

* fix `get_peft_kwargs`

* Update loaders.py

* add some tests

* add unfuse tests

* fix tests

* up

* add set adapter from sourab and tests

* fix multi adapter tests

* style & quality

* style

* remove comment

* fix `adapter_name` issues

* fix unet adapter name for sdxl

* fix enabling/disabling adapters

* fix fuse / unfuse unet

* nit

* fix

* up

* fix cpu offloading

* fix another slow test

* fix another offload test

* add more tests

* all slow tests pass

* style

* fix alpha pattern for unet and text encoder

* Update src/diffusers/loaders.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Update src/diffusers/models/attention.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* up

* up

* clarify comment

* comments

* change comment order

* change comment order

* stylr & quality

* Update tests/lora/test_lora_layers_peft.py
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* fix bugs and add tests

* Update src/diffusers/models/modeling_utils.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Update src/diffusers/models/modeling_utils.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* refactor

* suggestion

* add break statemebt

* add compile tests

* move slow tests to peft tests as I modified them

* quality

* refactor a bit

* style

* change import

* style

* fix CI

* refactor slow tests one last time

* style

* oops

* oops

* oops

* final tweak tests

* Apply suggestions from code review
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* Update src/diffusers/loaders.py
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* comments

* Apply suggestions from code review
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* remove comments

* more comments

* try

* revert

* add `safe_merge` tests

* add comment

* style, comments and run tests in fp16

* add warnings

* fix doc test

* replace with `adapter_weights`

* add `get_active_adapters()`

* expose `get_list_adapters` method

* better error message

* Apply suggestions from code review
Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com>

* style

* trigger slow lora tests

* fix tests

* maybe fix last test

* revert

* Update src/diffusers/loaders.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Update src/diffusers/loaders.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Update src/diffusers/loaders.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Update src/diffusers/loaders.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* move `MIN_PEFT_VERSION`

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* let's not use class variable

* fix few nits

* change a bit offloading logic

* check earlier

* rm unneeded block

* break long line

* return empty list

* change logic a bit and address comments

* add typehint

* remove parenthesis

* fix

* revert to fp16 in tests

* add to gpu

* revert to old test

* style

* Update src/diffusers/loaders.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* change indent

* Apply suggestions from code review

* Apply suggestions from code review

---------
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
Co-authored-by: Sourab Mangrulkar <13534540+pacman100@users.noreply.github.com>
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>
Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com>

* move text encoder changes

* fix

* add comment.

* fix tests

* Update src/diffusers/utils/peft_utils.py

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Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

PEFT Integration for Text Encoder to handle multiple alphas/ranks, disable/enable adapters and support for multiple adapters (#5147)

* more fixes

* up

* up

* style

* add in setup

* oops

* more changes

* v1 rzfactor CI

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* few todos

* protect torch import

* style

* fix fuse text encoder

* Update src/diffusers/loaders.py
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* replace with `recurse_replace_peft_layers`

* keep old modules for BC

* adjustments on `adjust_lora_scale_text_encoder`

* nit

* move tests

* add conversion utils

* remove unneeded methods

* use class method instead

* oops

* use `base_version`

* fix examples

* fix CI

* fix weird error with python 3.8

* fix

* better fix

* style

* Apply suggestions from code review
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* add comment

* Apply suggestions from code review
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* conv2d support for recurse remove

* added docstrings

* more docstring

* add deprecate

* revert

* try to fix merge conflicts

* peft integration features for text encoder

1. support multiple rank/alpha values
2. support multiple active adapters
3. support disabling and enabling adapters

* fix bug

* fix code quality

* Apply suggestions from code review
Co-authored-by: Younes Belkada <49240599+younesbelkada@users.noreply.github.com>

* fix bugs

* Apply suggestions from code review
Co-authored-by: Younes Belkada <49240599+younesbelkada@users.noreply.github.com>

* address comments
Co-Authored-By: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>
Co-Authored-By: Patrick von Platen <patrick.v.platen@gmail.com>

* fix code quality

* address comments

* address comments

* Apply suggestions from code review

* find and replace

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Co-authored-by: younesbelkada <younesbelkada@gmail.com>
Co-authored-by: Younes Belkada <49240599+younesbelkada@users.noreply.github.com>
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* [Doc builder] Ensure slow import for doc builder

* Apply suggestions from code review

* env for doc builder

* fix more

* [Diffusers] Set import to slow as env variable

* fix docs

* fix docs

* Apply suggestions from code review

* Apply suggestions from code review

* fix docs

* fix docs

* more fixes

* up

* up

* style

* add in setup

* oops

* more changes

* v1 rzfactor CI

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* few todos

* protect torch import

* style

* fix fuse text encoder

* Update src/diffusers/loaders.py
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* replace with `recurse_replace_peft_layers`

* keep old modules for BC

* adjustments on `adjust_lora_scale_text_encoder`

* nit

* move tests

* add conversion utils

* remove unneeded methods

* use class method instead

* oops

* use `base_version`

* fix examples

* fix CI

* fix weird error with python 3.8

* fix

* better fix

* style

* Apply suggestions from code review
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* add comment

* Apply suggestions from code review
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

* conv2d support for recurse remove

* added docstrings

* more docstring

* add deprecate

* revert

* try to fix merge conflicts

* v1 tests

* add new decorator

* add saving utilities test

* adapt tests a bit

* add save / from_pretrained tests

* add saving tests

* add scale tests

* fix deps tests

* fix lora CI

* fix tests

* add comment

* fix

* style

* add slow tests

* slow tests pass

* style

* Update src/diffusers/utils/import_utils.py
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* Apply suggestions from code review
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>

* circumvents pattern finding issue

* left a todo

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* update hub path

* add lora workflow

* fix

---------
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>
Co-authored-by: Benjamin Bossan <BenjaminBossan@users.noreply.github.com>