22

app.py

@@ -79,6 +79,8 @@ spaces.aoti_blocks_load(pipe.transformer.layers,
 def prepare(prompt, input_image, control_mode='Canny'):
     polished_prompt = polish_prompt(prompt)
 
+    if not input_image: return polished_prompt
+    
     if control_mode == 'HED':
         processor = HEDdetector.from_pretrained("lllyasviel/Annotators")
     if control_mode =='Midas':

utils/prompt_utils.py

@@ -18,7 +18,7 @@ def polish_prompt(original_prompt):
     
     try:
         completion = client.chat.completions.create(
-        rovider="cerebras",
+        provider="cerebras",
         api_key=api_key,
         model="Qwen/Qwen3-235B-A22B-Instruct-2507",
         messages=[