Update app.py

trying generate_image call

app.py

@@ -63,7 +63,7 @@ def generate_image(description: str) -> str:
     description="Generate an image from a prompt"
 )
     # image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)
-    image = image_generation_tool(description)
+    image = image_generation_tool.generate_image(description)
     return f"Image generated for prompt: {description}."