add spaces

app.py

@@ -1,17 +1,21 @@
+import spaces
 import jiwer
 import numpy as np
 import gradio as gr
 
+@spaces.GPU()
 def calculate_wer(reference, hypothesis):
     reference_str = " ".join(reference)
     hypothesis_str = " ".join(hypothesis)
     return jiwer.wer(reference_str, hypothesis_str)
 
+@spaces.GPU()
 def calculate_cer(reference, hypothesis):
     reference_str = " ".join(reference)
     hypothesis_str = " ".join(hypothesis)
     return jiwer.cer(reference_str, hypothesis_str)
 
+@spaces.GPU()    
 def calculate_sentence_metrics(reference, hypothesis):
     reference_sentences = [line.strip() for line in reference]
     hypothesis_sentences = [line.strip() for line in hypothesis]