code: def _patch_os_unsetenv():
      import os
  
      if not hasattr(os, "unsetenv"):
          os.unsetenv = lambda _val: None
  
imports: import curses
  import logging
  from tabview import tabview
label_desc: Use image node_id 3 for calling a global function with example usage: _patch_os_unsetenv() without return types