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from textual.app import App, ComposeResult
from textual_fastdatatable import ArrowBackend, DataTable
ROWS = [
("lane", "swimmer", "country", "time"),
(3, "Li Zhuhao", "China", 51.26),
("eight", None, "France", 51.58),
("seven", "Tom Shields", "United States", None),
(1, "Aleksandr Sadovnikov", "Russia", 51.84),
(None, "Darren Burns", "Scotland", 51.84),
]
class TableApp(App):
def compose(self) -> ComposeResult:
backend = ArrowBackend.from_records(ROWS, has_header=True)
yield DataTable(backend=backend, null_rep="[dim]∅ null[/]")
app = TableApp()
if __name__ == "__main__":
app.run()
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