feat(spanner): Add support for Cloud Spanner Scheduled Backups (#501)

* feat(spanner): Add support for Cloud Spanner Scheduled Backups

PiperOrigin-RevId: 649277844

Source-Link: googleapis/googleapis@fd7efa2

Source-Link: googleapis/googleapis-gen@50be251
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiNTBiZTI1MTMyOWQ4ZGI1YjU1NTYyNmViZDQ4ODY3MjFmNTQ3ZDNjYyJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

google/cloud/pubsublite_v1/services/admin_service/transports/base.py

@@ -86,6 +86,8 @@ def __init__(
 
         # Save the scopes.
         self._scopes = scopes
+        if not hasattr(self, "_ignore_credentials"):
+            self._ignore_credentials: bool = False
 
         # If no credentials are provided, then determine the appropriate
         # defaults.
@@ -98,7 +100,7 @@ def __init__(
             credentials, _ = google.auth.load_credentials_from_file(
                 credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
             )
-        elif credentials is None:
+        elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
                 **scopes_kwargs, quota_project_id=quota_project_id
             )

google/cloud/pubsublite_v1/services/admin_service/transports/grpc.py

@@ -129,7 +129,8 @@ def __init__(
 
         if isinstance(channel, grpc.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/admin_service/transports/grpc_asyncio.py

@@ -176,7 +176,8 @@ def __init__(
 
         if isinstance(channel, aio.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/cursor_service/transports/base.py

@@ -83,6 +83,8 @@ def __init__(
 
         # Save the scopes.
         self._scopes = scopes
+        if not hasattr(self, "_ignore_credentials"):
+            self._ignore_credentials: bool = False
 
         # If no credentials are provided, then determine the appropriate
         # defaults.
@@ -95,7 +97,7 @@ def __init__(
             credentials, _ = google.auth.load_credentials_from_file(
                 credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
             )
-        elif credentials is None:
+        elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
                 **scopes_kwargs, quota_project_id=quota_project_id
             )

google/cloud/pubsublite_v1/services/cursor_service/transports/grpc.py

@@ -126,7 +126,8 @@ def __init__(
 
         if isinstance(channel, grpc.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/cursor_service/transports/grpc_asyncio.py

@@ -173,7 +173,8 @@ def __init__(
 
         if isinstance(channel, aio.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/partition_assignment_service/transports/base.py

@@ -83,6 +83,8 @@ def __init__(
 
         # Save the scopes.
         self._scopes = scopes
+        if not hasattr(self, "_ignore_credentials"):
+            self._ignore_credentials: bool = False
 
         # If no credentials are provided, then determine the appropriate
         # defaults.
@@ -95,7 +97,7 @@ def __init__(
             credentials, _ = google.auth.load_credentials_from_file(
                 credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
             )
-        elif credentials is None:
+        elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
                 **scopes_kwargs, quota_project_id=quota_project_id
             )

google/cloud/pubsublite_v1/services/partition_assignment_service/transports/grpc.py

@@ -124,7 +124,8 @@ def __init__(
 
         if isinstance(channel, grpc.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/partition_assignment_service/transports/grpc_asyncio.py

@@ -173,7 +173,8 @@ def __init__(
 
         if isinstance(channel, aio.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/publisher_service/transports/base.py

@@ -83,6 +83,8 @@ def __init__(
 
         # Save the scopes.
         self._scopes = scopes
+        if not hasattr(self, "_ignore_credentials"):
+            self._ignore_credentials: bool = False
 
         # If no credentials are provided, then determine the appropriate
         # defaults.
@@ -95,7 +97,7 @@ def __init__(
             credentials, _ = google.auth.load_credentials_from_file(
                 credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
             )
-        elif credentials is None:
+        elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
                 **scopes_kwargs, quota_project_id=quota_project_id
             )

google/cloud/pubsublite_v1/services/publisher_service/transports/grpc.py

@@ -127,7 +127,8 @@ def __init__(
 
         if isinstance(channel, grpc.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/publisher_service/transports/grpc_asyncio.py

@@ -174,7 +174,8 @@ def __init__(
 
         if isinstance(channel, aio.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/subscriber_service/transports/base.py

@@ -83,6 +83,8 @@ def __init__(
 
         # Save the scopes.
         self._scopes = scopes
+        if not hasattr(self, "_ignore_credentials"):
+            self._ignore_credentials: bool = False
 
         # If no credentials are provided, then determine the appropriate
         # defaults.
@@ -95,7 +97,7 @@ def __init__(
             credentials, _ = google.auth.load_credentials_from_file(
                 credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
             )
-        elif credentials is None:
+        elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
                 **scopes_kwargs, quota_project_id=quota_project_id
             )

google/cloud/pubsublite_v1/services/subscriber_service/transports/grpc.py

@@ -124,7 +124,8 @@ def __init__(
 
         if isinstance(channel, grpc.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/subscriber_service/transports/grpc_asyncio.py

@@ -171,7 +171,8 @@ def __init__(
 
         if isinstance(channel, aio.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/topic_stats_service/transports/base.py

@@ -83,6 +83,8 @@ def __init__(
 
         # Save the scopes.
         self._scopes = scopes
+        if not hasattr(self, "_ignore_credentials"):
+            self._ignore_credentials: bool = False
 
         # If no credentials are provided, then determine the appropriate
         # defaults.
@@ -95,7 +97,7 @@ def __init__(
             credentials, _ = google.auth.load_credentials_from_file(
                 credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
             )
-        elif credentials is None:
+        elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
                 **scopes_kwargs, quota_project_id=quota_project_id
             )

google/cloud/pubsublite_v1/services/topic_stats_service/transports/grpc.py

@@ -124,7 +124,8 @@ def __init__(
 
         if isinstance(channel, grpc.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None

google/cloud/pubsublite_v1/services/topic_stats_service/transports/grpc_asyncio.py

@@ -171,7 +171,8 @@ def __init__(
 
         if isinstance(channel, aio.Channel):
             # Ignore credentials if a channel was passed.
-            credentials = False
+            credentials = None
+            self._ignore_credentials = True
             # If a channel was explicitly provided, set it.
             self._grpc_channel = channel
             self._ssl_channel_credentials = None