mirror of
https://github.com/clinton-hall/nzbToMedia.git
synced 2024-11-14 17:40:24 -08:00
142 lines
3.7 KiB
Python
142 lines
3.7 KiB
Python
# deprecated -- use TQDM
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import time
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import sys
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import itertools
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import abc
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import datetime
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class AbstractProgressBar(metaclass=abc.ABCMeta):
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def __init__(self, unit='', size=70):
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"""
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Size is the nominal size in characters
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"""
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self.unit = unit
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self.size = size
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def report(self, amt):
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sys.stdout.write('\r%s' % self.get_bar(amt))
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sys.stdout.flush()
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@abc.abstractmethod
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def get_bar(self, amt):
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"Return the string to be printed. Should be size >= self.size"
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def summary(self, str):
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return ' (' + self.unit_str(str) + ')'
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def unit_str(self, str):
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if self.unit:
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str += ' ' + self.unit
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return str
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def finish(self):
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print()
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def __enter__(self):
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self.report(0)
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return self
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def __exit__(self, exc, exc_val, tb):
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if exc is None:
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self.finish()
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else:
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print()
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def iterate(self, iterable):
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"""
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Report the status as the iterable is consumed.
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"""
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with self:
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for n, item in enumerate(iterable, 1):
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self.report(n)
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yield item
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class SimpleProgressBar(AbstractProgressBar):
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_PROG_DISPGLYPH = itertools.cycle(['|', '/', '-', '\\'])
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def get_bar(self, amt):
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bar = next(self._PROG_DISPGLYPH)
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template = ' [{bar:^{bar_len}}]'
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summary = self.summary('{amt}')
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template += summary
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empty = template.format(
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bar='',
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bar_len=0,
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amt=amt,
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)
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bar_len = self.size - len(empty)
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return template.format(**locals())
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@classmethod
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def demo(cls):
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bar3 = cls(unit='cubes', size=30)
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with bar3:
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for x in range(1, 759):
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bar3.report(x)
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time.sleep(0.01)
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class TargetProgressBar(AbstractProgressBar):
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def __init__(self, total=None, unit='', size=70):
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"""
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Size is the nominal size in characters
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"""
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self.total = total
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super(TargetProgressBar, self).__init__(unit, size)
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def get_bar(self, amt):
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template = ' [{bar:<{bar_len}}]'
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completed = amt / self.total
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percent = int(completed * 100)
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percent_str = ' {percent:3}%'
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template += percent_str
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summary = self.summary('{amt}/{total}')
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template += summary
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empty = template.format(total=self.total, bar='', bar_len=0, **locals())
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bar_len = self.size - len(empty)
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bar = '=' * int(completed * bar_len)
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return template.format(total=self.total, **locals())
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@classmethod
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def demo(cls):
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bar1 = cls(100, 'blocks')
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with bar1:
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for x in range(1, 101):
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bar1.report(x)
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time.sleep(0.05)
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bar2 = cls(758, size=50)
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with bar2:
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for x in range(1, 759):
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bar2.report(x)
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time.sleep(0.01)
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def finish(self):
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self.report(self.total)
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super(TargetProgressBar, self).finish()
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def countdown(template, duration=datetime.timedelta(seconds=5)):
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"""
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Do a countdown for duration, printing the template (which may accept one
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positional argument). Template should be something like
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``countdown complete in {} seconds.``
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"""
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now = datetime.datetime.now()
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deadline = now + duration
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remaining = deadline - datetime.datetime.now()
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while remaining:
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remaining = deadline - datetime.datetime.now()
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remaining = max(datetime.timedelta(), remaining)
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msg = template.format(remaining.total_seconds())
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print(msg, end=' ' * 10)
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sys.stdout.flush()
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time.sleep(0.1)
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print('\b' * 80, end='')
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sys.stdout.flush()
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print()
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