class_docstr: Progress bar API that takes no actions.
class_docstr_tok: ["Progress","bar","API","that","takes","no","actions","."]
code: def __exit__(self, exc_type, exc_value, traceback):
      return False
  
imports: from __future__ import annotations
  from typing import Protocol
  from rich.console import Console
  from rich.progress import BarColumn, MofNCompleteColumn, Progress, TaskProgressColumn, TextColumn, TimeRemainingColumn
  from rich.table import Column
label_desc: Use image node_id 3 for calling the NullProgressBar obj's underlying member method code with example usage: obj.__exit__(exc_type, exc_value, traceback) and returns: False