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Add new column object: IterationSpeedColumn #3332

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Add new column object: IterationSpeedColumn #3332

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10e7081
Add new column object: IterationSpeedColumn
chthollyphile Apr 15, 2024
2dfe61f
fix typo
chthollyphile Apr 16, 2024
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19 changes: 19 additions & 0 deletions rich/progress.py
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Expand Up @@ -911,6 +911,25 @@ def render(self, task: "Task") -> Text:
return Text(f"{data_speed}/s", style="progress.data.speed")


class IterationSpeedColumn(ProgressColumn):
"""Renders iterations per second, e.g. '11.4 it/s'."""

def render(self, task: Task) -> Text:
last_speed = task.last_speed if hasattr(task, 'last_speed') else None
if task.finished and last_speed is not None:
return Text(f"{last_speed} it/s", style="progress.data.speed")
if task.speed is None:
return Text("", style="progress.data.speed")
unit, suffix = filesize.pick_unit_and_suffix(
int(task.speed),
["", "×10³", "×10⁶", "×10⁹", "×10¹²"],
1000,
)
data_speed = task.speed / unit
task.last_speed = f"{data_speed:.1f}{suffix}"
return Text(f"{task.last_speed} it/s", style="progress.data.speed")


class ProgressSample(NamedTuple):
"""Sample of progress for a given time."""

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