Update app.py

app.py

@@ -8,6 +8,7 @@ load_dotenv(".env")
 
 openai.api_key = os.environ.get("openai_api_key")
 
+os.environ["OPENAI_API_KEY"] = openai.api_key
 
 with open("guide1.txt") as f:
     hitchhikersguide = f.read()
@@ -19,8 +20,6 @@ texts = text_splitter.split_text(hitchhikersguide)
 
 from langchain.embeddings.openai import OpenAIEmbeddings
 
-os.environ["OPENAI_API_KEY"] = openai.api_key
-
 embeddings = OpenAIEmbeddings()
 
 from langchain.vectorstores import Chroma