update: model path

app.py

@@ -30,14 +30,14 @@ st.title("llama_index_demo")
 @st.cache_resource
 def init_models():
     embed_model = HuggingFaceEmbedding(
-        model_name="~/model/paraphrase-multilingual-MiniLM-L12-v2"
+        model_name="/home/user/model/paraphrase-multilingual-MiniLM-L12-v2"
     )
     Settings.embed_model = embed_model
 
     #用初始化llm
     Settings.llm = llm
 
-    documents = SimpleDirectoryReader("~/llamaindex_demo/data").load_data()
+    documents = SimpleDirectoryReader("/home/user/llamaindex_demo/data").load_data()
     index = VectorStoreIndex.from_documents(documents)
     query_engine = index.as_query_engine()
 

download.py

@@ -1,6 +1,6 @@
 import os
 def prepare_data():
-    os.system('mkdir -p ~/model')
+    os.system('mkdir -p /home/user/model')
     download_sentence_transformer()
     download_paraphrase_multilingual_MiniLM_L12_v2()
     download_NLTK()
@@ -15,11 +15,11 @@ def download_sentence_transformer():
 
 
 def download_paraphrase_multilingual_MiniLM_L12_v2():
-    os.system('cd ~/model && git clone https://www.modelscope.cn/Ceceliachenen/paraphrase-multilingual-MiniLM-L12-v2.git')
-    os.system('cd ~/model/paraphrase-multilingual-MiniLM-L12-v2 && git lfs install && git lfs pull')
+    os.system('cd /home/user/model && git clone https://www.modelscope.cn/Ceceliachenen/paraphrase-multilingual-MiniLM-L12-v2.git')
+    os.system('cd /home/user/model/paraphrase-multilingual-MiniLM-L12-v2 && git lfs install && git lfs pull')
 
 
 def download_NLTK():
-    os.system('cd ~ && git clone https://gitee.com/yzy0612/nltk_data.git  --branch gh-pages')
-    os.system('cd ~/nltk_data && mv packages/*  ./')
-    os.system('cd ~/nltk_data/tokenizers && unzip punkt.zip && cd ../taggers && unzip averaged_perceptron_tagger.zip')
+    os.system('cd /home/user && git clone https://gitee.com/yzy0612/nltk_data.git  --branch gh-pages')
+    os.system('cd /home/user/nltk_data && mv /home/user/nltk_data/packages/*  /home/user/nltk_data')
+    os.system('cd /home/user/nltk_data/tokenizers && unzip punkt.zip && cd ./home/user/nltk_data/taggers && unzip averaged_perceptron_tagger.zip')