init unittest

README_zh.md

@@ -428,7 +428,6 @@ docker run --gpus=all \
     -v ./hf_cache:/root/.cache/huggingface/ \
     -v ./data:/app/data \
     -v ./output:/app/output \
-    -e CUDA_VISIBLE_DEVICES=0 \
     -p 7860:7860 \
     --shm-size 16G \
     --name llama_factory \