修改mp的实现

main.py

@@ -6,10 +6,12 @@ Contact: yt.li2@siat.ac.cn
 
 from fastapi import FastAPI
 import logging
+import os
 from database.material_project_router import router as material_project_router
 from database.oqmd_router import router as oqmd_router
 from model.fairchem_router import router as fairchem_router, init_model
 
+
 logging.basicConfig(
     level=logging.INFO,
     format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'