docstr: Called when no valid output stream is available.
docstr_tok: ["Called","when","no","valid","output","stream","is","available","."]
code: def _no_stream(self, text=None):
      """Called when no valid output stream is available."""
      pass
  
imports: import os
  import sys
  import time
  from io import UnsupportedOperation
label_desc: Use image node_id 8 for calling the Prog obj's underlying member method code with example usage: obj._no_stream(text) without return types