why isn't latentdiffusion iface working?

app.py

@@ -28,7 +28,7 @@ def npc_generate(name,race,characterClass):
             "top_p": 0.9,
           "temperature": 1.1,
           "max_new_tokens": 50,
-          "return_full_text": False
+          "return_full_text": False,
           }}
   #response = requests.post(API_URL, headers=headers, json=json_)
   response = requests.post(API_URL, json=json_)
@@ -55,7 +55,9 @@ def poem_to_image(poem):
   poem = " ".join(poem.split('\n'))
   poem = poem + " oil on canvas."
   steps, width, height, images, diversity = '50','256','256','1',15
-  img = gr.Interface.load("spaces/multimodalart/latentdiffusion")(poem, steps, width, height, images, diversity)[0]
+  iface = gr.Interface.load("spaces/multimodalart/latentdiffusion")
+  print("about to die",iface,dir(iface))
+  img=iface(poem, steps, width, height, images, diversity)[0]
   return img
 
 demo = gr.Blocks()