Update app.py

app.py

@@ -4,9 +4,9 @@ import requests
 import random
 r = requests.get(f'https://huggingface.co/spaces/xp3857/text-to-image/raw/main/css.css') 
 css = r.text
+name2 = "runwayml/stable-diffusion-v1-5"
 
-
-model = gr.Interface.load(f"models/$name2")
+model = gr.Interface.load(f"models/{name2}")
 models=[
     gr.Interface.load(f"models/{name2}"),
     gr.Interface.load(f"models/{name2}"),