docs: add backup docs (#251)

mutianf · web-flow · commit 7d5c7aa92cb4 · 2021-03-24T10:36:56.000-04:00
diff --git a/docs/backup.rst b/docs/backup.rst
@@ -0,0 +1,6 @@
+Backup
+~~~~~~~~
+
+.. automodule:: google.cloud.bigtable.backup
+  :members:
+  :show-inheritance:
diff --git a/docs/usage.rst b/docs/usage.rst
@@ -9,6 +9,7 @@ Using the API
   cluster
   instance
   table
+  backup
   column-family
   row
   row-data
diff --git a/google/cloud/bigtable/table.py b/google/cloud/bigtable/table.py
@@ -832,6 +832,8 @@ def backup(self, backup_id, cluster_id=None, expire_time=None):
         :type expire_time: :class:`datetime.datetime`
         :param expire_time: (Optional) The expiration time of this new Backup.
             Required, if the `create` method needs to be called.
+        :rtype: :class:`.Backup`
+        :returns: A backup linked to this table.
         """
         return Backup(
             backup_id,
