Update ppt_chunker.py

ppt_chunker.py

@@ -16,10 +16,10 @@ from io import BytesIO
 
 from PIL import Image
 
-from ppt_parser import RagFlowPptParser
+from ppt_parser import RAGFlowPptParser
 from nlp import rag_tokenizer, tokenize, is_english
 
-class Ppt(PptParser):
+class Ppt(RAGFlowPptParser):
     def __call__(self, fnm, from_page, to_page):
         txts = super().__call__(fnm, from_page, to_page)
         self.is_english = is_english(txts)