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pythonbeginner

Rich Progress Bar for CLI

Display beautiful progress bars and status spinners in CLI applications using the Rich library.

python
from rich.progress import Progress, SpinnerColumn, BarColumn, TextColumn
import time

def process_files(files: list[str]) -> None:
    with Progress(
        SpinnerColumn(),
        TextColumn("[bold blue]{task.description}"),
        BarColumn(),
        TextColumn("[progress.percentage]{task.percentage:>3.0f}%"),
        TextColumn("({task.completed}/{task.total})"),
    ) as progress:
        task = progress.add_task("Processing files", total=len(files))

        for f in files:
            # Simulate work
            time.sleep(0.1)
            progress.update(task, advance=1, description=f"Processing {f}")

# process_files(["file1.csv", "file2.csv", "file3.csv"])

Use Cases

  • Data processing scripts
  • File download indicators
  • Build step visualization

Tags

#cli#rich#progress#terminal

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