Update google cloud ocr

modules/google_cloud_ocr/google_cloud_ocr.py

@@ -5,12 +5,15 @@ from google.cloud import vision
 
 load_dotenv()
 
-google_creds = os.getenv('GOOGLE_APPLICATION_CREDENTIALS')
+google_creds_json = os.getenv('GOOGLE_CLOUD_CREDENTIALS')
 
-if google_creds is None:
-    raise EnvironmentError("GOOGLE_APPLICATION_CREDENTIALS not set in .env file")
+if google_creds_json is None:
+    raise EnvironmentError("GOOGLE_CLOUD_CREDENTIALS not set in Hugging Face Secrets")
 
-client = vision.ImageAnnotatorClient()
+credentials_dict = json.loads(google_creds_json)
+
+credentials = service_account.Credentials.from_service_account_info(credentials_dict)
+client = vision.ImageAnnotatorClient(credentials=credentials)
 
 def google_cloud_ocr(tiff_file):
     content = tiff_file.read()