chore(client): list tables without switch instance in datastore debug…

… cli (#2931)

client/starwhale/cli/deubg/datastore.py

@@ -17,8 +17,7 @@ def datastore() -> None:
     ...
 
 
-def _get_datastore() -> DataStore:
-    ins = Instance()
+def _get_datastore(ins: Instance) -> DataStore:
     if ins.is_cloud:
         return RemoteDataStore(ins.url, ins.token)
     else:
@@ -27,20 +26,28 @@ def _get_datastore() -> DataStore:
 
 @datastore.command("tables", help="list tables")
 @click.option("-p", "--project", default="", help="project name or id")
-def _tables(project: str) -> None:
-    project_id = Project(project).id
+@click.option("-i", "--instance", default="", help="instance alias")
+def _tables(project: str, instance: str) -> None:
+    proj = Project(project)
+    ins = Instance(instance)
+    if instance != "" and "/" in project and proj.instance != ins:
+        raise ValueError(f"instance mismatch: {proj.instance} != {ins}")
+    proj.instance = ins
+
+    project_id = proj.id
     console.info(f"list tables in project {project_id}")
 
     prefix = f"project/{project_id}/"
-    for table in _get_datastore().list_tables([prefix]):
+    for table in _get_datastore(proj.instance).list_tables([prefix]):
         click.echo(table)
 
 
 @datastore.command("scan", help="get table")
 @click.argument("table")
 @click.option("-l", "--limit", default=10, help="limit of rows to get, 0 for all")
-def _get(table: str, limit: int) -> None:
-    ds = _get_datastore()
+@click.option("-i", "--instance", default="", help="instance alias")
+def _get(table: str, limit: int, instance: str) -> None:
+    ds = _get_datastore(Instance(instance))
     for row in ds.scan_tables(tables=[TableDesc(table_name=table)]):
         console.print(row)
         if limit > 0: