Update app.py

app.py

@@ -5,7 +5,8 @@ import random
 import os
 from PIL import Image
 
-API_URL = os.getenv("API_URL")
+API_URL = "https://api-inference.huggingface.co/models/CompVis/stable-diffusion-v1-4"
+API_URL = "https://api-inference.huggingface.co/models/stabilityai/stable-diffusion-2"
 API_TOKEN = os.getenv("HF_READ_TOKEN")
 headers = {"Authorization": f"Bearer {API_TOKEN}"}