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#!/usr/bin/python
# -*- coding: utf-8 -*-
from __future__ import print_function
import sys
import time
from progressbar import AnimatedMarker, Bar, BouncingBar, Counter, ETA, \
FileTransferSpeed, FormatLabel, Percentage, \
ProgressBar, ReverseBar, RotatingMarker, \
SimpleProgress, Timer, AdaptiveETA, AbsoluteETA, AdaptiveTransferSpeed
examples = []
def example(fn):
def wrapped():
try:
sys.stdout.write('Running: %s\n' % fn.__name__)
fn()
sys.stdout.write('\n')
except KeyboardInterrupt:
sys.stdout.write('\nSkipping example.\n\n')
examples.append(wrapped)
return wrapped
@example
def with_example0():
with ProgressBar(max_value=10) as progress:
for i in range(10):
# do something
time.sleep(0.001)
progress.update(i)
@example
def with_example1():
with ProgressBar(max_value=10, redirect_stdout=True) as p:
for i in range(10):
# do something
p.update(i)
time.sleep(0.001)
@example
def example0():
pbar = ProgressBar(widgets=[Percentage(), Bar()], max_value=10).start()
for i in range(10):
# do something
time.sleep(0.001)
pbar.update(i + 1)
pbar.finish()
@example
def example1():
widgets = ['Test: ', Percentage(), ' ', Bar(marker=RotatingMarker()),
' ', ETA(), ' ', FileTransferSpeed()]
pbar = ProgressBar(widgets=widgets, max_value=1000).start()
for i in range(100):
# do something
pbar.update(10 * i + 1)
pbar.finish()
@example
def example2():
class CrazyFileTransferSpeed(FileTransferSpeed):
"It's bigger between 45 and 80 percent"
def update(self, pbar):
if 45 < pbar.percentage() < 80:
return 'Bigger Now ' + FileTransferSpeed.update(self, pbar)
else:
return FileTransferSpeed.update(self, pbar)
widgets = [CrazyFileTransferSpeed(), ' <<<', Bar(), '>>> ',
Percentage(), ' ', ETA()]
pbar = ProgressBar(widgets=widgets, max_value=1000)
# maybe do something
pbar.start()
for i in range(200):
# do something
pbar.update(5 * i + 1)
pbar.finish()
@example
def example3():
widgets = [Bar('>'), ' ', ETA(), ' ', ReverseBar('<')]
pbar = ProgressBar(widgets=widgets, max_value=1000).start()
for i in range(100):
# do something
pbar.update(10 * i + 1)
pbar.finish()
@example
def example4():
widgets = ['Test: ', Percentage(), ' ',
Bar(marker='0', left='[', right=']'),
' ', ETA(), ' ', FileTransferSpeed()]
pbar = ProgressBar(widgets=widgets, max_value=500)
pbar.start()
for i in range(100, 500 + 1, 50):
time.sleep(0.001)
pbar.update(i)
pbar.finish()
@example
def example5():
pbar = ProgressBar(widgets=[SimpleProgress()], max_value=17).start()
for i in range(17):
time.sleep(0.001)
pbar.update(i + 1)
pbar.finish()
@example
def example6():
pbar = ProgressBar().start()
for i in range(10):
time.sleep(0.001)
pbar.update(i + 1)
pbar.finish()
@example
def example7():
pbar = ProgressBar() # Progressbar can guess max_value automatically.
for i in pbar(range(8)):
time.sleep(0.001)
@example
def example8():
pbar = ProgressBar(max_value=8) # Progressbar can't guess max_value.
for i in pbar((i for i in range(8))):
time.sleep(0.001)
@example
def example9():
pbar = ProgressBar(widgets=['Working: ', AnimatedMarker()])
for i in pbar((i for i in range(5))):
time.sleep(0.001)
@example
def example10():
widgets = ['Processed: ', Counter(), ' lines (', Timer(), ')']
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(15))):
time.sleep(0.001)
@example
def example11():
widgets = [FormatLabel('Processed: %(value)d lines (in: %(elapsed)s)')]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(15))):
time.sleep(0.001)
@example
def example12():
widgets = ['Balloon: ', AnimatedMarker(markers='.oO@* ')]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(24))):
time.sleep(0.001)
@example
def example13():
# You may need python 3.x to see this correctly
try:
widgets = ['Arrows: ', AnimatedMarker(markers='←↖↑↗→↘↓↙')]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(24))):
time.sleep(0.001)
except UnicodeError:
sys.stdout.write('Unicode error: skipping example')
@example
def example14():
# You may need python 3.x to see this correctly
try:
widgets = ['Arrows: ', AnimatedMarker(markers='◢◣◤◥')]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(24))):
time.sleep(0.001)
except UnicodeError:
sys.stdout.write('Unicode error: skipping example')
@example
def example15():
# You may need python 3.x to see this correctly
try:
widgets = ['Wheels: ', AnimatedMarker(markers='◐◓◑◒')]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(24))):
time.sleep(0.001)
except UnicodeError:
sys.stdout.write('Unicode error: skipping example')
@example
def example16():
widgets = [FormatLabel('Bouncer: value %(value)d - '), BouncingBar()]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(100))):
time.sleep(0.001)
@example
def example17():
widgets = [FormatLabel('Animated Bouncer: value %(value)d - '),
BouncingBar(marker=RotatingMarker())]
pbar = ProgressBar(widgets=widgets)
for i in pbar((i for i in range(18))):
time.sleep(0.001)
@example
def with_example18():
with ProgressBar(max_value=10, term_width=20, left_justify=False) as \
progress:
assert progress._env_size() is not None
for i in range(10):
progress.update(i)
@example
def with_example19():
with ProgressBar(max_value=1) as progress:
try:
progress.update(2)
except ValueError:
pass
@example
def with_example20():
progress = ProgressBar(max_value=1)
try:
progress.update(1)
except RuntimeError:
pass
@example
def with_example21a():
with ProgressBar(max_value=1, redirect_stdout=True) as progress:
print('', file=sys.stdout)
progress.update(0)
@example
def with_example21b():
with ProgressBar(max_value=1, redirect_stderr=True) as progress:
print('', file=sys.stderr)
progress.update(0)
@example
def with_example22():
try:
with ProgressBar(max_value=-1) as progress:
progress.start()
except ValueError:
pass
@example
def example23():
widgets = [BouncingBar(marker=RotatingMarker())]
with ProgressBar(widgets=widgets, max_value=20, term_width=10) as progress:
for i in range(20):
progress.update(i)
widgets = [BouncingBar(marker=RotatingMarker(), fill_left=False)]
with ProgressBar(widgets=widgets, max_value=20, term_width=10) as progress:
for i in range(20):
progress.update(i)
@example
def example24():
pbar = ProgressBar(widgets=[Percentage(), Bar()], max_value=10).start()
for i in range(10):
# do something
time.sleep(0.001)
pbar += 1
pbar.finish()
@example
def example25():
widgets = ['Test: ', Percentage(), ' ', Bar(marker=RotatingMarker()),
' ', ETA(), ' ', FileTransferSpeed()]
pbar = ProgressBar(widgets=widgets, max_value=1000,
redirect_stdout=True).start()
for i in range(100):
# do something
pbar += 10
pbar.finish()
@example
def example26():
widgets = [
Percentage(),
' ', Bar(),
' ', ETA(),
' ', AdaptiveETA(),
' ', AdaptiveTransferSpeed(),
]
pbar = ProgressBar(widgets=widgets, max_value=500)
pbar.start()
for i in range(500):
time.sleep(0.001 + (i < 100) * 0.0001 + (i > 400) * 0.009)
pbar.update(i + 1)
pbar.finish()
@example
def example27():
# Testing AdaptiveETA when the value doesn't actually change
pbar = ProgressBar(widgets=[AdaptiveETA(), AdaptiveTransferSpeed()],
max_value=2, poll=0.0001)
pbar.start()
pbar.update(1)
time.sleep(0.001)
pbar.update(1)
pbar.finish()
@example
def example28():
# Testing using progressbar as an iterator with a max value
pbar = ProgressBar()
for n in pbar(iter(range(100)), 100):
# iter range is a way to get an iterator in both python 2 and 3
pass
@example
def example29():
widgets = ['Test: ', Percentage(), ' | ', ETA(), ' | ', AbsoluteETA()]
pbar = ProgressBar(widgets=widgets, maxval=500).start()
for i in range(500):
time.sleep(0.01)
pbar.update(i+1)
pbar.finish()
def test():
for example in examples:
example()
if __name__ == '__main__':
try:
test()
except KeyboardInterrupt:
sys.stdout('\nQuitting examples.\n')
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