make it a secret 🤫

Author: dpdani

Lib/asyncio/__main__.py

@@ -154,7 +154,13 @@ def interrupt(self) -> None:
     )
     ps.add_argument("pid", type=int, help="Process ID to inspect")
     formats = [fmt.value for fmt in asyncio.tools.TaskTableOutputFormat]
-    ps.add_argument("--format", choices=formats, default="table")
+    big_secret = asyncio.tools.TaskTableOutputFormat.bsv.value
+    formats_to_show = [
+        fmt for fmt in formats if fmt != big_secret
+    ]
+    formats_to_show_str = f"{{{','.join(formats_to_show)}}}"
+    ps.add_argument("--format", choices=formats, default="table",
+                    metavar=formats_to_show_str)
     pstree = subparsers.add_parser(
         "pstree", help="Display a tree of all pending tasks in a process"
     )

Lib/asyncio/tools.py

@@ -217,11 +217,15 @@ class TaskTableOutputFormat(Enum):
 _header = ('tid', 'task id', 'task name', 'coroutine chain', 'awaiter name', 'awaiter id')
 
 
-def display_awaited_by_tasks_table(pid: int, format_: TaskTableOutputFormat = TaskTableOutputFormat.table) -> None:
+def display_awaited_by_tasks_table(
+        pid: int,
+        format_: TaskTableOutputFormat | str = TaskTableOutputFormat.table
+    ) -> None:
     """Build and print a table of all pending tasks under `pid`."""
 
     tasks = _get_awaited_by_tasks(pid)
     table = build_task_table(tasks)
+    format_ = TaskTableOutputFormat(format_)
     if format_ == TaskTableOutputFormat.table:
         _display_awaited_by_tasks_table(table)
     else: