fix: bugs

Signed-off-by: ivelin <[email protected]>

app.py

@@ -46,7 +46,7 @@ def process_refexp(image: Image, prompt: str):
 
     # postprocess
     sequence = processor.batch_decode(outputs.sequences)[0]
-    print(f"predicted decoder sequence: {sequence}")
+    print(fr"predicted decoder sequence: {sequence}")
     sequence = sequence.replace(processor.tokenizer.eos_token, "").replace(
         processor.tokenizer.pad_token, "")
     # remove first task start token