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#!/usr/bin/env python
"""
A very simple progress bar which keep track of the progress as we consume an
iterator.
"""
import time
from prompt_toolkit.formatted_text import HTML
from prompt_toolkit.shortcuts import ProgressBar
from prompt_toolkit.shortcuts.progress_bar import formatters
from prompt_toolkit.styles import Style
style = Style.from_dict(
{
"progressbar title": "#0000ff",
"item-title": "#ff4400 underline",
"percentage": "#00ff00",
"bar-a": "bg:#00ff00 #004400",
"bar-b": "bg:#00ff00 #000000",
"bar-c": "bg:#000000 #000000",
"tildes": "#444488",
"time-left": "bg:#88ff88 #ffffff",
"spinning-wheel": "bg:#ffff00 #000000",
}
)
def main():
custom_formatters = [
formatters.Label(),
formatters.Text(" "),
formatters.SpinningWheel(),
formatters.Text(" "),
formatters.Text(HTML("<tildes>~~~</tildes>")),
formatters.Bar(sym_a="#", sym_b="#", sym_c="."),
formatters.Text(" left: "),
formatters.TimeLeft(),
]
with ProgressBar(
title="Progress bar example with custom formatter.",
formatters=custom_formatters,
style=style,
) as pb:
for i in pb(range(20), label="Downloading..."):
time.sleep(1)
if __name__ == "__main__":
main()
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