code: def populate():
      
      os.chdir("Misc")
      safe_mkdir("NEWS.d/next")
  
      for section in sections:
          dir_name = sanitize_section(section)
          dir_path = f("NEWS.d/next/{dir_name}")
          safe_mkdir(dir_path)
          readme_path = f("NEWS.d/next/{dir_name}/README.rst")
          with open(readme_path, "wt", encoding="utf-8") as readme:
              readme.write(f("Put news entry ``blurb`` files for the *{section}* section in this directory.\n"))
          git_add_files.append(dir_path)
          git_add_files.append(readme_path)
      flush_git_add_files()
docs: Creates and populates the Misc/NEWS.d directory tree.