@staticmethod
  def MakeNagFilename():
    """Returns the filename for the nag file for this user."""
    user_homedir = os.path.expanduser('~/')
    if not os.path.isdir(user_homedir):
      drive, unused_tail = os.path.splitdrive(os.__file__)
      if drive:
        os.environ['HOMEDRIVE'] = drive

    return os.path.expanduser('~/' * NAG_FILE)
dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/tools/appcfg.py/UpdateCheck.MakeNagFilename/operator `+` -> `*`