Update google/api_core/client_options.py

arithmetic1728 · busunkim96 · lidizheng · commit e8da66c14de5 · 2020-04-13T15:19:23.000-07:00
Co-Authored-By: Bu Sun Kim &lt;8822365+busunkim96@users.noreply.github.com&gt;
diff --git a/google/api_core/client_options.py b/google/api_core/client_options.py
@@ -42,7 +42,7 @@ def get_client_cert():
     client = ImageAnnotatorClient(
         client_options={
             "api_endpoint": "foo.googleapis.com",
-            client_cert_source : get_client_cert
+            "client_cert_source" : get_client_cert
         })
 
 
