Update app.py

app.py

@@ -2,10 +2,11 @@ import os
 import gradio as gr
 from epub2txt import epub2txt
 
-os.system("git clone --recurse-submodules https://github.com/ztxz16/fastllm.git")
-os.system("cd fastllm; mkdir build; cd build; cmake ..; make -j; cd tools; python setup.py install")
-os.system("wget https://huggingface.co/huangyuyang/chatglm2-6b-int4.flm/resolve/main/chatglm2-6b-int4.flm")
-
+if not os.path.exists("./chatglm2-6b-int4.flm"):
+    os.system("git clone --recurse-submodules https://github.com/ztxz16/fastllm.git")
+    os.system("cd fastllm; mkdir build; cd build; cmake ..; make -j; cd tools; sudo python setup.py install")
+    # os.system("wget https://huggingface.co/huangyuyang/chatglm2-6b-int4.flm/resolve/main/chatglm2-6b-int4.flm")
+    
 from fastllm_pytools import llm
 model = llm.model("./chatglm2-6b-int4.flm")
 prompt = os.getenv("prompt")