Update ppt_chunker.py

ppt_chunker.py

@@ -85,7 +85,7 @@ def ppt_chunk(file_like, nlp):
     sr = time.time()
 
     for chunk in chunks:
-        chunk = process_chunk(chunks, nlp)
+        chunk = process_chunk(chunk, nlp)
 
     while i < len(chunks):       
         new_sub_chunks = []