update textsplitter

textsplitter/ali_text_splitter.py

 from langchain.text_splitter import CharacterTextSplitter
 import re
 from typing import List
-from modelscope.pipelines import pipeline
 
-p = pipeline(
-    task="document-segmentation",
-    model='damo/nlp_bert_document-segmentation_chinese-base',
-    device="cpu")
 
 class AliTextSplitter(CharacterTextSplitter):
     def __init__(self, pdf: bool = False, **kwargs):
@@ -21,6 +16,12 @@ class AliTextSplitter(CharacterTextSplitter):
             text = re.sub(r"\n{3,}", r"\n", text)
             text = re.sub('\s', " ", text)
             text = re.sub("\n\n", "", text)
+        from modelscope.pipelines import pipeline
+
+        p = pipeline(
+            task="document-segmentation",
+            model='damo/nlp_bert_document-segmentation_chinese-base',
+            device="cpu")
         result = p(documents=text)
         sent_list = [i for i in result["text"].split("\n\t") if i]
         return sent_list