Update app.py

app.py

@@ -127,7 +127,7 @@ model = ocr_predictor(det_arch='db_resnet50', reco_arch='crnn_vgg16_bn', pretrai
 
 # Set up OpenAI client
 
-api_key= os.getenv("OPENAI_API_KEY","default_value_if_not_found")
+api_key= os.environ.get("OPENAI_API_KEY","default_value_if_not_found")
 client= OpenAI(api_key=api_key)
 #client = OpenAI(api_key=os.environ.get("OPENAI_API_KEY", "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"))