#!/usr/bin/python import sys import time from progressbar import ( ETA, AdaptiveETA, AnimatedMarker, Bar, BouncingBar, Counter, FileTransferSpeed, FormatLabel, Percentage, ProgressBar, ReverseBar, RotatingMarker, SimpleProgress, Timer, UnknownLength, ) examples = [] def example(fn): try: name = 'Example %d' % int(fn.__name__[7:]) except Exception: name = fn.__name__ def wrapped(): try: sys.stdout.write(f'Running: {name}\n') fn() sys.stdout.write('\n') except KeyboardInterrupt: sys.stdout.write('\nSkipping example.\n\n') examples.append(wrapped) return wrapped @example def example0() -> None: pbar = ProgressBar(widgets=[Percentage(), Bar()], maxval=300).start() for i in range(300): time.sleep(0.01) pbar.update(i + 1) pbar.finish() @example def example1() -> None: widgets = [ 'Test: ', Percentage(), ' ', Bar(marker=RotatingMarker()), ' ', ETA(), ' ', FileTransferSpeed(), ] pbar = ProgressBar(widgets=widgets, maxval=10000).start() for i in range(1000): # do something pbar.update(10 * i + 1) pbar.finish() @example def example2() -> None: 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, maxval=10000) # maybe do something pbar.start() for i in range(2000): # do something pbar.update(5 * i + 1) pbar.finish() @example def example3() -> None: widgets = [Bar('>'), ' ', ETA(), ' ', ReverseBar('<')] pbar = ProgressBar(widgets=widgets, maxval=10000).start() for i in range(1000): # do something pbar.update(10 * i + 1) pbar.finish() @example def example4() -> None: widgets = [ 'Test: ', Percentage(), ' ', Bar(marker='0', left='[', right=']'), ' ', ETA(), ' ', FileTransferSpeed(), ] pbar = ProgressBar(widgets=widgets, maxval=500) pbar.start() for i in range(100, 500 + 1, 50): time.sleep(0.2) pbar.update(i) pbar.finish() @example def example5() -> None: pbar = ProgressBar(widgets=[SimpleProgress()], maxval=17).start() for i in range(17): time.sleep(0.2) pbar.update(i + 1) pbar.finish() @example def example6() -> None: pbar = ProgressBar().start() for i in range(100): time.sleep(0.01) pbar.update(i + 1) pbar.finish() @example def example7() -> None: pbar = ProgressBar() # Progressbar can guess maxval automatically. for _i in pbar(range(80)): time.sleep(0.01) @example def example8() -> None: pbar = ProgressBar(maxval=80) # Progressbar can't guess maxval. for _i in pbar(i for i in range(80)): time.sleep(0.01) @example def example9() -> None: pbar = ProgressBar(widgets=['Working: ', AnimatedMarker()]) for _i in pbar(i for i in range(50)): time.sleep(0.08) @example def example10() -> None: widgets = ['Processed: ', Counter(), ' lines (', Timer(), ')'] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(150)): time.sleep(0.1) @example def example11() -> None: widgets = [FormatLabel('Processed: %(value)d lines (in: %(elapsed)s)')] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(150)): time.sleep(0.1) @example def example12() -> None: widgets = ['Balloon: ', AnimatedMarker(markers='.oO@* ')] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(24)): time.sleep(0.3) @example def example13() -> None: # You may need python 3.x to see this correctly try: widgets = ['Arrows: ', AnimatedMarker(markers='â†â†–↑↗→↘↓↙')] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(24)): time.sleep(0.3) except UnicodeError: sys.stdout.write('Unicode error: skipping example') @example def example14() -> None: # 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(0.3) except UnicodeError: sys.stdout.write('Unicode error: skipping example') @example def example15() -> None: # You may need python 3.x to see this correctly try: widgets = ['Wheels: ', AnimatedMarker(markers='â—â—“â—‘â—’')] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(24)): time.sleep(0.3) except UnicodeError: sys.stdout.write('Unicode error: skipping example') @example def example16() -> None: widgets = [FormatLabel('Bouncer: value %(value)d - '), BouncingBar()] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(180)): time.sleep(0.05) @example def example17() -> None: widgets = [ FormatLabel('Animated Bouncer: value %(value)d - '), BouncingBar(marker=RotatingMarker()), ] pbar = ProgressBar(widgets=widgets) for _i in pbar(i for i in range(180)): time.sleep(0.05) @example def example18() -> None: widgets = [Percentage(), ' ', Bar(), ' ', ETA(), ' ', AdaptiveETA()] pbar = ProgressBar(widgets=widgets, maxval=500) pbar.start() for i in range(500): time.sleep(0.01 + (i < 100) * 0.01 + (i > 400) * 0.9) pbar.update(i + 1) pbar.finish() @example def example19() -> None: pbar = ProgressBar() for _i in pbar([]): pass pbar.finish() @example def example20() -> None: """Widgets that behave differently when length is unknown""" widgets = [ '[When length is unknown at first]', ' Progress: ', SimpleProgress(), ', Percent: ', Percentage(), ' ', ETA(), ' ', AdaptiveETA(), ] pbar = ProgressBar(widgets=widgets, maxval=UnknownLength) pbar.start() for i in range(20): time.sleep(0.5) if i == 10: pbar.maxval = 20 pbar.update(i + 1) pbar.finish() if __name__ == '__main__': try: for example in examples: example() except KeyboardInterrupt: sys.stdout.write('\nQuitting examples.\n')