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from textual.app import App, ComposeResult
from textual.color import Gradient
from textual.containers import Center, Middle
from textual.widgets import ProgressBar
class ProgressApp(App[None]):
"""Progress bar with a rainbow gradient."""
def compose(self) -> ComposeResult:
gradient = Gradient.from_colors(
"#881177",
"#aa3355",
"#cc6666",
"#ee9944",
"#eedd00",
"#99dd55",
"#44dd88",
"#22ccbb",
"#00bbcc",
"#0099cc",
"#3366bb",
"#663399",
)
with Center():
with Middle():
yield ProgressBar(total=100, gradient=gradient)
def on_mount(self) -> None:
self.query_one(ProgressBar).update(progress=70)
if __name__ == "__main__":
ProgressApp().run()
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