SHEET_KEY = os.getenv("GOOGLE_APPLICATION_CREDENTIALS_JSON")

app.py

@@ -113,7 +113,7 @@ else:
     GCS_KEY = os.getenv("GOOGLE_APPLICATION_CREDENTIALS_JSON")
     DRIVE_KEY = os.getenv("GOOGLE_APPLICATION_CREDENTIALS_JSON")
     GBQ_KEY = os.getenv("GOOGLE_APPLICATION_CREDENTIALS_JSON")
-    SHEET_KEY = json.dumps(config["GOOGLE_APPLICATION_CREDENTIALS_JSON"])
+    SHEET_KEY = os.getenv("GOOGLE_APPLICATION_CREDENTIALS_JSON")
     OPEN_AI_KEY = os.getenv("OPEN_AI_KEY")
     OPEN_AI_ASSISTANT_ID_GPT4_BOT1 = os.getenv("OPEN_AI_ASSISTANT_ID_GPT4_BOT1")
     OPEN_AI_ASSISTANT_ID_GPT3_BOT1 = os.getenv("OPEN_AI_ASSISTANT_ID_GPT3_BOT1")