chore: rephrasing DatabaseClient.runshell() exception (googleapis#546)

mf2199 · web-flow · commit 05a1640ab0b2 · 2020-11-05T14:01:18.000-08:00
diff --git a/django_spanner/client.py b/django_spanner/client.py
@@ -5,8 +5,9 @@
 # https://developers.google.com/open-source/licenses/bsd
 
 from django.db.backends.base.client import BaseDatabaseClient
+from google.cloud.spanner_dbapi.exceptions import NotSupportedError
 
 
 class DatabaseClient(BaseDatabaseClient):
-    def runshell(self):
-        raise NotImplementedError("dbshell is not implemented.")
+    def runshell(self, parameters):
+        raise NotSupportedError("This method is not supported.")
