Update app.py

app.py

@@ -63,7 +63,7 @@ async def paragraph_to_speech(text, voice, rate, pitch):
             match = re.search(r'-?\d+', part)
             pitch = match.group()         #Set pitch to set value as noted in the tag
             # Remove only the first integer found
-            part = re.sub(r'-?\d+', '', part1, count=1).strip()  #cut out the pitch int from text part
+            part = re.sub(r'-?\d+', '', part, count=1).strip()  #cut out the pitch int from text part
              
         if re.match(r'SS\d+\.?\d*', part):  #Check if there is Silence tag
             # At the top of your file: