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* Create pytorch/dot_product_attention module and pytorch/d_p_a/utils.py
Move attention logging into a separate class in pytorch/d_p_a/utils.py
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* Create FlashAttentionUtils class in pytorch/d_p_a/utils/py for versioning info
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* Move AttentionParams and get_attention_backend from attention.py to d_p_a/utils.py
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* Move get_qkv_layout(), get_full_mask(), get_alibi(), get_attention_quantizers() to d_p_a/utils.py
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* Move tensor packing and unpacking helper functions from pyt/attention.py to d_p_a/utils.py
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* Move cumulative seqlens and indices methods from pyt/attention.py to d_p_a/utils.py
Rename cumulative functions from using _cu_ to using _cumul_ to differentiate from CUDA cu calls protocol
Rename tensor packaging methods with leading underscore to make them as internal to file
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* Remove unnecessary imports in pytorch/attention.py and d_p_a/utils.py
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* Create d_p_a/inference.py and move InferenceParams from pyt/attention.py to it
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Modify docs api for InferenceParams
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* Create d_p_a/rope.py and move RoPE methods from  pytorch/attention.py to it
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* Code cleanup
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* Fix qa testing induced bug
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* Fix incorrect pack_tensor arg type
Code clean up
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* nit: Resolve lint errors
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* Remove typedef FAUtils for FlashAttentionUtils
Use attn_log instead of att_log
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Fix lint error
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* nit: Fix the function name from get_cumul to the earlier get_cu
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* nit: Fix typos, explicit imports and remove extra comments
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* Link attention docs to the main docs and fix errors reported by Sphinx
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* Lower the version of nbsphinx
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* More fixes
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* Change the URL of example_attention.py to GitHub
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* More fixes in the attention tutorial
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* add cuDNN swa
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* fix SWA
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* add set_deterministic and minor fixes for swa
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* add AttentionParams
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* add window_size to get_backend; fix jax and paddle
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* minor fixes; add set_deter to bwd_impl
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* minor fixes and lint
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* minor fixes
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* add wording on window_size special cases
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* minor tweak on wording
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* call bwd with deterministic=true for jax/paddle
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* add determinism words in documentation
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* update to FE 1.5.1 and add bottom right causal
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* adjust logic for backend selection
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* update FE to 1.5.2
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* add get_attention_backend function
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* update get_attention_backend
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* fix get_attention_backend
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* tweak get_attention_backend and fix unit tests
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* minor fixes for unfused, get_backend, etc
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* Update transformer_engine/pytorch/attention.py
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* fix cpu offload
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* minor fixes for get_attention_backend
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* explicitly skip FP32 and padding tests because there is no support
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* minor fix for window size check
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* update check_set_window_size and add enc_dec_attn_mask_type/enc_dec_window_size
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* minor fixes
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* add attention docs
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* WIP: update attention doc
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* WIP: update attention doc
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* WIP: update attention doc
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* WIP: update attn doc
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* WIP: update attn doc
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* WIP: update attention doc
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* first draft
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* minor tweak to first draft
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* clean up pictures
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* first draft for review
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* minor fixes
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* add logging info/debug
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* minor tweak
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* minor tweaks
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