from textual.app import App, ComposeResult from textual.widgets import Log TEXT = """I must not fear. Fear is the mind-killer. Fear is the little-death that brings total obliteration. I will face my fear. I will permit it to pass over me and through me. And when it has gone past, I will turn the inner eye to see its path. Where the fear has gone there will be nothing. Only I will remain.""" class LogApp(App): """An app with a simple log.""" def compose(self) -> ComposeResult: yield Log() def on_ready(self) -> None: log = self.query_one(Log) log.write_line("Hello, World!") for _ in range(10): log.write_line(TEXT) if __name__ == "__main__": app = LogApp() app.run()