second rev towards launching xformers

app.py

@@ -133,17 +133,22 @@ else:
     os.system(f'git clone https://github.com/facebookresearch/xformers.git  /home/user/app/xformers')
     os.system("cd /home/user/app/xformers && git submodule update --init --recursive")
 
-    os.system(f'echo "Installing xformers from source..."')
-    os.chdir(f'/home/user/app/xformers')
-    os.system(f'pip install --no-cache-dir -e .')
+    # Change directory to xformers and install
+    os.chdir('/home/user/app/xformers')
+    os.system('pip install --no-cache-dir -e .')
 
     # Final verification
-    os.system(f'echo "Verifying NumPy, PyTorch, and xformers versions..."')
+    os.system(f'echo "Verifying NumPy and PyTorch..."')
     
     os.system("python -c 'import numpy; print(\"NumPy:\", numpy.__version__)'")
     os.system("python -c 'import torch; print(\"PyTorch:\", torch.__version__)'")
-    os.system("python -c 'import xformers; print(\"xformers:\", xformers.__version__)'")
+
+    # Explicitly verify xformers import
+    os.system("python -c 'import xformers; print(\"xformers version:\", xformers.__version__)'")
     
     # Launch WebUI with custom settings
-    os.system(f'echo "Starting WebUI with custom configurations..."')
-    os.system(f"cd /home/user/app/stable-diffusion-webui && python launch.py --force-enable-xformers --ui-config-file /home/user/app/shared-ui-config.json --ui-settings-file /home/user/app/shared-config.json --disable-console-progressbars --enable-console-prompts --cors-allow-origins huggingface.co,hf.space --no-progressbar-hiding --api --skip-torch-cuda-test")
+    os.system(f'echo "Starting WebUI..."')
+
+    # starting xformers with WebUI...
+    os.chdir('/home/user/app/stable-diffusion-webui')
+    os.system("python launch.py --force-enable-xformers --ui-config-file /home/user/app/shared-ui-config.json --ui-settings-file /home/user/app/shared-config.json --disable-console-progressbars --enable-console-prompts --cors-allow-origins huggingface.co,hf.space --no-progressbar-hiding --api --skip-torch-cuda-test")