Update README.md

Signed-off-by: lijian <lijian6@sugon.com>

README.md

@@ -46,7 +46,7 @@ cd stable-diffusion-3-medium_diffusers
 git submodule init && git submodule update
 cd diffusers
 python3 setup.py install
-cd ..
+cd .. && ./env.sh
 
 ```
 
@@ -57,7 +57,11 @@ cd ..
 ### 运行 stable-diffusion-3-medium
 
 ```
-python test_diffusers.py
+python SD3-medium.py
+
+使用xformers计算attention：
+export USE_XFORMERS=1
+python SD3-medium.py
 ```
 
 ## result

env.sh

+pip install https://cancon.hpccube.com:65024/directlink/4/pytorch/DAS1.0/torch-2.1.0+das1.0+git00661e0.abi0.dtk2404-cp310-cp310-manylinux2014_x86_64.whl