Another solution, trying to fix Google default credentials without breaking tests

Author: gabrielgbim

config/kube_config.py

@@ -122,16 +122,13 @@ def __init__(self, config_dict, active_context=None,
         self.set_active_context(active_context)
         self._config_base_path = config_base_path
 
-        def _refresh_credentials():
-            credentials, project_id = google.auth.default()
-            request = google.auth.transport.requests.Request()
-            credentials.refresh(request)
-            return credentials.token
-
         if get_google_credentials:
             self._get_google_credentials = get_google_credentials
         else:
-            self._get_google_credentials = _refresh_credentials
+            credentials, project_id = google.auth.default()
+            request = google.auth.transport.requests.Request()
+            credentials.refresh(request)
+            self._get_google_credentials = lambda: (credentials.token)
         self._client_configuration = client_configuration
 
     def set_active_context(self, context_name=None):