class CLIProgressBar(object):
widgets = [' ', Bar(marker=RotatingMarker()), ' ', Percentage()]
def __init__(self, size=100, label="", color=None, fd=sys.stdout):
self.progress_bar = PB(widgets=[label] + self.widgets,
maxval=size,
fd=fd)
self.progress = 0
def start(self, width='50%'):
self.progress_bar.start()
self.progress = 0
def increment(self, i=1):
p = self.progress + i
self.progress_bar.update(p)
def update(self, progress):
self.progress_bar.update(progress)
def reset(self):
self.progress_bar.start()
self.progress = 0
def end(self):
self.progress_bar.finish()
def __call__(self, iterable):
return self.progress_bar(iterable)
def example18():
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()
def example1():
widgets = ['Test: ', Percentage(), ' ', Bar(marker=RotatingMarker()),
' ', ETA(), ' ', FileTransferSpeed()]
pbar = ProgressBar(widgets=widgets, maxval=10000000).start()
for i in range(1000000):
# do something
pbar.update(10 * i + 1)
pbar.finish()
def example4():
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()
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, maxval=10000000)
# maybe do something
pbar.start()
for i in range(2000000):
# do something
pbar.update(5 * i + 1)
pbar.finish()
def example0():
pbar = ProgressBar(widgets=[Percentage(), Bar()], maxval=300).start()
for i in range(300):
time.sleep(0.01)
pbar.update(i + 1)
pbar.finish()