transformers/tests/generation
Nadav Timor d18d9c3205
Universal Speculative Decoding CandidateGenerator (#35029)
* move `TestAssistedCandidateGeneratorDifferentTokenizers` into a new testing file

* refactor

* NOTHING. add space to rerun github actions tests

* remove it...

* `UniversalSpeculativeDecodingGenerator`

* Use `UniversalSpeculativeDecodingGenerator` when `generation_config.do_sample=True`

* assistant tokenizes only the target's new suffix

* formatting

* fix code

* fix code

* formatting

* add `TestGenerateWithDifferentModels`

* `TestGenerateWithDifferentModels` parameterize on `do_sample`

* `AssistantVocabMapping` & `AssistantVocabMappingCache`

* formatting

* `AssistantToTargetTranslator`: `get_target_input_ids` & `get_target_logits`

* improve `_get_assistant_to_target_input_ids` & formatting

* renaming

* WIP: debugging `min_new_tokens`

* fix get_target_ids

* `UniversalSpeculativeDecodingGenerator`

* assistant tokenizes only the target's new suffix

* formatting

* fix code

* fix code

* formatting

* `TestGenerateWithDifferentModels` parameterize on `do_sample`

* `AssistantVocabMapping` & `AssistantVocabMappingCache`

* formatting

* `AssistantToTargetTranslator`: `get_target_input_ids` & `get_target_logits`

* improve `_get_assistant_to_target_input_ids` & formatting

* renaming

* WIP: debugging `min_new_tokens`

* fix get_target_ids

* fix device issue

* fix get_assistant_input_ids

* add `TestAssistedCandidateGeneratorDifferentTokenizers`

* formatting

* `AssistantVocabTranslatorCache` refactor & tests

* revert changes in `src/transformers/generation/logits_process.py`

* refactor `AssistedCandidateGenerator`

* refactor `AssistedCandidateGeneratorDifferentTokenizers`

* formatting

* refactor `UniversalSpeculativeDecodingGenerator`

* fix negative value for max_new_tokens

* fix generation length target + attention_mask vs. assistant + attent

* fix device

* fix negative max_new_tokens bug

* fix UAG

* minor

* formatting

* `AssistedCandidateGeneratorDifferentTokenizers` `lookbehind`s init

* resolve conflict & formatting

* rerun CI tests

* remove space...

* remove old code

* fix candidate_input_ids device

* minor

* formatting

* Fix prepare + apply (#7)

* fix prepare + apply

* move to cpu

* simplity suppress_tokens

* fix bugs and refacatoring

* device move

* handle self.config.vocab_size > len(target_tokenizer.get_vocab())

* no need to normalize in candidate_generator

* address Nadav's comments + minor

* optimize device move + SuppressTokensLogitsProcessor

* AssistantToTargetTranslator, SuppressTokensLogitsProcessor and tokenizers mapping improvements

* padding size

* padding improvement

* fix and simplify get_target_logits

* renaming in get_target_logits

* minor

* add filter_value and suppress_tokens_id

* style + rename

* remove TODO

* restore original SelectTokensLogitsProcessor with modification

* fix style

* fix _update_past_and_masks and optimize code

* remove assistant_vocab_size arg

* fix attention_mask

* call _prepare_attention_mask also if not has_past_key_values

* handling attention mask for first generation

* comment

* restore test

* remove SelectTokensLogitsProcessor

* _update_past_and_masks implementation for USD

* Add unittests for Universal Assisted generation

* fix style

* update tests

* Remove unused import and fix `test_speculation_depth` test

* exclude special and reserved tokens from tokenizer for UAG

* mv `test_universal_assisted_generation.py` to `generation/test_candidate_generator.py`

* Remove unused imports and fix style using `make style` (#9)

* formatting

* Swap gated `meta-llama/llama-3.2` with `allenai/llama` (#10)

* Fix space sign disagreement (#12)

* default values for AssistantToTargetTranslator fileds

* fix space sign

* minor

* fix test + style

* Default values for some fields of assistant to target translator (#11)

* default values for AssistantToTargetTranslator fileds

* fix

* add support to empty logit_processors

* Update candidate_generator.py (#15)

fix typo

* BUG fix in _prepare_assistant_input_ids (#14)

* fix _prepare_assistant_input_ids

* target_to_assistant_input_ids

* Update src/transformers/generation/candidate_generator.py

Co-authored-by: Nadav Timor <nadav.timor@weizmann.ac.il>

---------

Co-authored-by: Nadav Timor <nadav.timor@weizmann.ac.il>

* typo (`target_to_assistant_input_ids`)

* formatting

* merge upstream/main

* Fix minor review comments (#16)

* Fix: `token_ids.to(torch.int64)` (#18)

* tok ids to `torch.int64` (reference: https://huggingface.co/docs/transformers.js/en/api/tokenizers)

* `LongTensor`

* fix dtype

* `assistant_input_ids.to(dtype=torch.long)`

* Remove unused import from test_candidate_generator.py

* Remove unused import from test_candidate_generator.py

* Remove `numpy` import

* resolve pr comments (#19)

* `AssistantToTargetTranslator` docstring

* (per gante's comment) `filter_value` and `suppress_tokens_id` to class constants

* update `AssistantToTargetTranslator` docstring

* (gante's comment) replace `match-case`

* formatting

* Fix Joao's comments (#21)

* remove threading

* fix logits_processor

* fix test device

* fix style (#23)

* Move atm (#24)

* move AssistantToTargetTranslator

* fixup

* fix logit_processor

* add atm_translator test

* refactor test

* remove threading from test

* add require_torch in tests

* move AssistantVocabTranslatorCache + add tests

* ruff fix

---------

Co-authored-by: jmamou <jonathan.mamou@intel.com>
Co-authored-by: Gaurav <gauravj@d-matrix.ai>
Co-authored-by: Gaurav Jain <gaurjain14@gmail.com>
Co-authored-by: gauravjain14 <41287729+gauravjain14@users.noreply.github.com>
2025-02-26 16:14:02 +00:00
..
__init__.py
test_beam_constraints.py Generate: move generation_*.py src files into generation/*.py (#20096) 2022-11-09 15:34:08 +00:00
test_beam_search.py Time to Say Goodbye, torch 1.7 and 1.8 (#22291) 2023-03-21 19:22:01 +01:00
test_candidate_generator.py Universal Speculative Decoding CandidateGenerator (#35029) 2025-02-26 16:14:02 +00:00
test_configuration_utils.py [generate] can instantiate GenerationConfig(cache_implementation="static") (#35679) 2025-01-16 17:04:54 +00:00
test_fsdp.py Default synced_gpus to True when using FullyShardedDataParallel (#33483) 2024-10-10 14:09:04 -04:00
test_logits_process.py use torch.testing.assertclose instead to get more details about error in cis (#35659) 2025-01-24 16:55:28 +01:00
test_stopping_criteria.py Fix StopStringCriteria to handle tokens above len(tokenizer) (#35797) 2025-02-06 16:53:28 +00:00
test_streamers.py Enable pytest live log and show warning logs on GitHub Actions CI runs (#35912) 2025-02-10 13:36:20 +01:00
test_utils.py [CI] Check test if the GenerationTesterMixin inheritance is correct 🐛 🔫 (#36180) 2025-02-21 10:18:20 +00:00