text-generation-inference/integration-tests/models/test_idefics2.py
Nicolas Patry fb2f74e2b9
Refactor dead code - Removing all flash_xxx.py files. (#2166)
* Refactor dead code.

* First working step.

* Remove a lot of duplicated code.

* More dead code.

* More cleanup.

* Fix Santacoder test.

* Fixing the simple tests.

* Fixing sharding.

* Fixes for VLM.

* Fixing santacoder (num_kv_heads hardcoded).

* Removing more dead code.

* Fixing `config.n_head`.

* Stopping earlier because of `<end_of_utterance>` in idefics2.

* Addresses comments.

* Removing the dead code.

* Fuse back mistral into FlashCausalLM.

* Finish removal.

* Fixing docs + causal_lm `batch_class`.

* Fixing docs + causal.lm.

* Add default to Gemma Causality.

* Default value for gemma/gemma2.

* Wrong default.
2024-07-05 10:29:56 +02:00

105 lines
3.3 KiB
Python

import pytest
import base64
# TODO fix the server parsser to count inline image tokens correctly
def get_chicken():
with open("integration-tests/images/chicken_on_money.png", "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
return f"data:image/png;base64,{encoded_string.decode('utf-8')}"
def get_cow_beach():
with open("integration-tests/images/cow_beach.png", "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
return f"data:image/png;base64,{encoded_string.decode('utf-8')}"
@pytest.fixture(scope="module")
def flash_idefics2_next_handle(launcher):
with launcher(
"HuggingFaceM4/idefics2-8b",
) as handle:
yield handle
@pytest.fixture(scope="module")
async def flash_idefics2_next(flash_idefics2_next_handle):
await flash_idefics2_next_handle.health(300)
return flash_idefics2_next_handle.client
@pytest.mark.asyncio
@pytest.mark.private
async def test_flash_idefics2_next_simple(flash_idefics2_next, response_snapshot):
chicken = get_chicken()
response = await flash_idefics2_next.generate(
f"User:![]({chicken})Write me a short story<end_of_utterance> \nAssistant:",
max_new_tokens=10,
)
assert (
response.generated_text == " A chicken is sitting on a pile of money."
), f"{repr(response.generated_text)}"
assert response.details.generated_tokens == 10
assert response == response_snapshot
@pytest.mark.asyncio
@pytest.mark.private
async def test_flash_idefics2_two_images(flash_idefics2_next, response_snapshot):
chicken = get_chicken()
cow_beach = get_cow_beach()
response = await flash_idefics2_next.generate(
f"User:![]({chicken})![]({cow_beach})Where are the cow and chicken?<end_of_utterance> \nAssistant:",
max_new_tokens=20,
)
assert (
response.generated_text
== " The cow is standing on the beach and the chicken is sitting on a pile of money."
), f"{repr(response.generated_text)}"
assert response.details.generated_tokens == 19
assert response == response_snapshot
@pytest.mark.asyncio
@pytest.mark.private
async def test_flash_idefics2_next_all_params(flash_idefics2_next, response_snapshot):
response = await flash_idefics2_next.generate(
"Test request",
max_new_tokens=10,
repetition_penalty=1.2,
return_full_text=True,
stop_sequences=["test"],
temperature=0.5,
top_p=0.9,
top_k=10,
truncate=5,
typical_p=0.9,
watermark=True,
decoder_input_details=True,
seed=0,
)
assert response.details.generated_tokens == 10
assert response == response_snapshot
@pytest.mark.asyncio
@pytest.mark.private
async def test_flash_idefics2_next_load(
flash_idefics2_next, generate_load, response_snapshot
):
chicken = get_chicken()
responses = await generate_load(
flash_idefics2_next,
f"User:![]({chicken})Write me a short story<end_of_utterance> \nAssistant:",
max_new_tokens=10,
n=4,
)
generated_texts = [r.generated_text for r in responses]
assert generated_texts[0] == " A chicken is sitting on a pile of money."
assert len(generated_texts) == 4
assert all([r.generated_text == generated_texts[0] for r in responses])
assert responses == response_snapshot