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Allow bos_token_id is None during the generation with inputs_embeds (#29772)

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* update

* add ut

* update
This commit is contained in:
Zhihao Lin
2024-03-26 20:51:00 +08:00
committed by GitHub
parent b9ceb03df8
commit 998b5bb56f
2 changed files with 15 additions and 3 deletions
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11
tests/generation/test_utils.py
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@@ -1467,6 +1467,17 @@ class GenerationTesterMixin:
past_kv[i][1].shape, (batch_size, num_attention_heads, seq_length, per_head_embed_dim)
)
def test_generate_from_inputs_embeds_with_bos_token_id_is_none(self):
article = "Today a dragon flew over Paris."
model = AutoModelForCausalLM.from_pretrained("hf-internal-testing/tiny-random-gpt2").to(torch_device)
tokenizer = AutoTokenizer.from_pretrained("hf-internal-testing/tiny-random-gpt2")
input_ids = tokenizer(article, return_tensors="pt").input_ids.to(torch_device)
inputs_embeds = model.get_input_embeddings()(input_ids)
model.generate(inputs_embeds=inputs_embeds, max_length=20, bos_token_id=None)
with self.assertRaises(ValueError):
model.generate(max_length=20, bos_token_id=None)
def test_generate_from_inputs_embeds_decoder_only(self):
# When supported, tests that the decoder model can generate from `inputs_embeds` instead of `input_ids`
# if fails, you should probably update the `prepare_inputs_for_generation` function