bm25s PyStemmer python-docx torch==2.2.0 #flashrank spaces faiss-cpu sentence-transformers==2.7.0 #transformers==4.37.2 transformers==4.42.4 #git+https://github.com/huggingface/transformers einops numpy<2 datasets cohere peft==0.8.2 gradio==5.0.2