Method filename_changed_hook

Lib/idlelib/pyshell.py:137–140

(old_hook=self.io.filename_change_hook,
                                  self=self)

                idleConf.userdir, 'breakpoints.lst')
        # whenever a file is changed, restore breakpoints
        def filename_changed_hook(old_hook=self.io.filename_change_hook,
                                  self=self):
            self.restore_file_breaks()
            old_hook()
        self.io.set_filename_change_hook(filename_changed_hook)
        if self.io.filename:
            self.restore_file_breaks()