Add the Bamba Model (#34982)

* initial commit for PR

Co-authored-by: Gabe Goodhart <gabe.l.hart@gmail.com>

* rename dynamic cache

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* add more unit tests

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* add integration test

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* add integration test

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* Add modular bamba file

* Remove trainer changes from unrelated PR

* Modify modular and cofig to get model running

* Fix some CI errors and beam search

* Fix a plethora of bugs from CI/docs/etc

* Add bamba to models with special caches

* Updat to newer mamba PR for mamba sublayer

* fix test_left_padding_compatibility

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* fix style

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* fix remaining tests

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* missed this test

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* ran make style

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* move slow tag to integration obj

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* make style

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* address comments

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* fix modular

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* left out one part of modular

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* change model

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* Make Rotary modular as well

* Update bamba.md

Added overview, update Model inference card and added config

* Update bamba.md

* Update bamba.md

* Update bamba.md

Minor fixes

* Add docs for config and model back

Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>

* Add warning when using fast kernels

* replaced generate example

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>

* Address comments from PR

Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>

* Propagate attention fixes

Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>

* Fix attention interfaces to the new API

Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>

* Fix API for decoder layer

Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>

* Remove extra weights

Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>

---------

Signed-off-by: Yu Chin Fabian Lim <flim@sg.ibm.com>
Signed-off-by: Antoni Viros i Martin <aviros@ibm.com>
Co-authored-by: Gabe Goodhart <gabe.l.hart@gmail.com>
Co-authored-by: Antoni Viros i Martin <aviros@ibm.com>
Co-authored-by: divya-kumari32 <72085811+divya-kumari32@users.noreply.github.com>
Co-authored-by: Antoni Viros <ani300@gmail.com>

tests/generation/test_utils.py

@@ -2313,6 +2313,7 @@ class GenerationTesterMixin:
         # 2. We ignore models that have unique cache structures (e.g. mamba) or are in need of refatoring to match the
         #    standard cache format (e.g.gptbigcode )
         models_without_standard_cache = (
+            "bamba",
             "ctrl",
             "fsmt",
             "gptbigcode",