Update app.py

app.py

@@ -27,18 +27,18 @@ import time
 load_dotenv()
 
 ASTRA_DB_SECURE_BUNDLE_PATH ='secure-connect-pdf-query-db.zip'
-groq_api_key=os.getenv['GROQ_API_KEY']
+groq_api_key=os.getenv('GROQ_API_KEY')
 os.environ["LANGCHAIN_TRACING_V2"]="true"
-LANGCHAIN_API_KEY=os.getenv["LANGCHAIN_API_KEY"]
-LANGCHAIN_PROJECT=os.getenv["LANGCHAIN_PROJECT"]
-LANGCHAIN_ENDPOINT=os.getenv["LANGCHAIN_ENDPOINT"]
-ASTRA_DB_APPLICATION_TOKEN=os.getenv["ASTRA_DB_APPLICATION_TOKEN"]
+LANGCHAIN_API_KEY=os.getenv("LANGCHAIN_API_KEY")
+LANGCHAIN_PROJECT=os.getenv("LANGCHAIN_PROJECT")
+LANGCHAIN_ENDPOINT=os.getenv("LANGCHAIN_ENDPOINT")
+ASTRA_DB_APPLICATION_TOKEN=os.getenv("ASTRA_DB_APPLICATION_TOKEN")
 ASTRA_DB_ID=os.getenv("ASTRA_DB_ID")
-ASTRA_DB_KEYSPACE=os.getenv["ASTRA_DB_KEYSPACE"]
-ASTRA_DB_API_ENDPOINT=os.getenv["ASTRA_DB_API_ENDPOINT"]
-ASTRA_DB_CLIENT_ID=os.getenv[ASTRA_DB_CLIENT_ID"]
-ASTRA_DB_CLIENT_SECRET=os.getenv["ASTRA_DB_CLIENT_SECRET"]
-ASTRA_DB_TABLE=os.getenv["ASTRA_DB_TABLE"]
+ASTRA_DB_KEYSPACE=os.getenv("ASTRA_DB_KEYSPACE")
+ASTRA_DB_API_ENDPOINT=os.getenv("ASTRA_DB_API_ENDPOINT")
+ASTRA_DB_CLIENT_ID=os.getenv("ASTRA_DB_CLIENT_ID")
+ASTRA_DB_CLIENT_SECRET=os.getenv("ASTRA_DB_CLIENT_SECRET")
+ASTRA_DB_TABLE=os.getenv("ASTRA_DB_TABLE")
 
 cassio.init(token=ASTRA_DB_APPLICATION_TOKEN,database_id=ASTRA_DB_ID,secure_connect_bundle=ASTRA_DB_SECURE_BUNDLE_PATH)