Update app.py

app.py

@@ -67,7 +67,7 @@ def serve_wav():
     noise = torch.randn(1,1,256).to('cuda' if torch.cuda.is_available() else 'cpu')
     for t in texts:
         # check for cache
-        hash = hashlib.sha256(t.encode()).hexdigest()
+        hash = hashlib.sha256(t.lower().encode()).hexdigest()
         if os.path.exists(os.path.join(cache_dir, hash + '.wav')):
             audios.append(read(os.path.join(cache_dir, hash + '.wav'))[1])
         else: