fix[bert]: Environment variable

ml-service/app.py

@@ -2,14 +2,14 @@
 from fastapi import FastAPI, APIRouter
 import uvicorn
 from classifier import Classifier
-from nlp import NLP
+import nlp
 import logging
+from logging import log
 
 logging.basicConfig(level = logging.INFO)
 
 # Create the FastAPI instance
 app = FastAPI()
-nlp = NLP()
 router = APIRouter()
 classifier = Classifier()
 
@@ -25,7 +25,7 @@ async def data(data: dict):
     res = nlp.sentiment_analysis(classifier, input_text)
     return res
   except Exception as e:
-    log.error("Something went wrong")
+    logging.error("Something went wrong")
 
 app.include_router(router)