requirements_hf.txt

# Core dependencies for HuggingFace Spaces deployment
gradio==3.50.2
spaces>=0.28.3
numpy>=1.24.0,<2.0.0
scipy>=1.10.0
librosa>=0.10.0
soundfile>=0.12.0
pydantic>=2.0.0
pyyaml>=6.0

# PyTorch - GPU mode for ZeroGPU
torch>=2.4.0,<2.5.0
torchaudio>=2.4.0,<2.5.0

# DiffRhythm2 dependencies
torchdiffeq>=0.2.4
phonemizer>=3.2.0
muq>=0.1.0
jieba>=0.42.0
pypinyin>=0.50.0
cn2an>=0.5.0
onnxruntime>=1.15.0
pykakasi>=2.3.0
unidecode>=1.3.0
py3langid>=0.2.2
pyopenjtalk>=0.3.0
inflect>=7.0.0

# AI Model dependencies
transformers==4.47.1
diffusers>=0.21.0
sentencepiece>=0.1.99
protobuf>=3.20.0,<5.0.0
accelerate>=0.20.0
einops>=0.7.0
omegaconf>=2.3.0

# Audio processing
pedalboard>=0.7.0
pydub>=0.25.1
resampy>=0.4.2
mutagen>=1.47.0

# Utilities
tqdm>=4.65.0
huggingface-hub>=0.17.0
safetensors>=0.3.0

# System dependencies note:
# espeak-ng is required by phonemizer and should be installed via packages.txt