Skip to content

fix: add Apple Silicon MPS support for device detection #58

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
msgjsmj wants to merge 1 commit into
base: master
Choose a base branch
from
+14 −1
Open

fix: add Apple Silicon MPS support for device detection #58

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 14 additions & 1 deletion chandra/model/hf.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
from typing import List

import torch

from chandra.model.schema import BatchInputItem, GenerationResult
from chandra.model.util import scale_to_fit
from chandra.prompts import PROMPT_MAPPING
Expand Down Expand Up @@ -33,7 +35,18 @@ def generate_hf(
return_tensors="pt",
padding_side="left",
)
inputs = inputs.to("cuda")
# Auto-detect device: MPS for Apple Silicon, CUDA for NVIDIA, else CPU
if settings.TORCH_DEVICE:
device = settings.TORCH_DEVICE
elif hasattr(model, 'device'):
device = model.device
elif torch.cuda.is_available():
device = "cuda"
elif torch.backends.mps.is_available():
device = "mps"
else:
device = "cpu"
inputs = inputs.to(device)

# Inference: Generation of the output
generated_ids = model.generate(**inputs, max_new_tokens=max_output_tokens)
Expand Down