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import time |
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from cleo import ProgressBar as CleoProgressBar, Helper, Output |
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from cleo.exceptions import CleoException |
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View Code Duplication |
class ProgressBar(CleoProgressBar): |
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""" |
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Customized version of Cleo's ProgressBar. |
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""" |
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refresh_interval = 10 |
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""" |
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The refresh interval in seconds. |
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:type: int |
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""" |
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# ------------------------------------------------------------------------------------------------------------------ |
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def __init__(self, output: Output, maximum: int = 0): |
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""" |
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Constructor. |
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@param Output output: The output object. |
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@param int maximum: Maximum steps (0 if unknown). |
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""" |
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CleoProgressBar.__init__(self, output, maximum) |
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self.__last_display: int = -1 |
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""" |
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The last epoch the progress bar was printed. |
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""" |
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# Show now "0/max [>------] ) 0%" (instead of after step 1: "1/max [>------] 0% very long time". |
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self.set_format(' %current%/%max% [%bar%] %percent:3s%%') |
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self.set_progress(0) |
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# Display the remaining time. |
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self.set_format(' %current%/%max% [%bar%] %percent:3s%% %remaining%') |
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# ------------------------------------------------------------------------------------------------------------------ |
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def finish(self) -> None: |
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""" |
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Finish the progress output. |
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""" |
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# Force set_progress to call the parent method. |
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self.__last_display = -1 |
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# No more remaining time, display the total elapsed time. |
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self.set_format(' %current%/%max% [%bar%] %percent:3s%% %elapsed%') |
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CleoProgressBar.finish(self) |
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self._output.writeln('') |
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# ------------------------------------------------------------------------------------------------------------------ |
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def _formatter_remaining(self) -> str: |
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""" |
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Bug fix, see https://github.com/sdispater/cleo/pull/53. |
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:rtype: str |
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""" |
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if not self._max: |
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raise CleoException('Unable to display the remaining time if the maximum number of steps is not set.') |
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if not self._step: |
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remaining = 0 |
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else: |
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remaining = (round((time.time() - self._start_time) / self._step * (self._max - self._step))) |
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return Helper.format_time(remaining) |
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# ------------------------------------------------------------------------------------------------------------------ |
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def set_progress(self, step: int) -> None: |
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""" |
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Sets the current progress. |
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@param int step: The current progress. |
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""" |
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if self._should_overwrite: |
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now = time.time() |
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if self.__last_display == -1 or (now - self.__last_display) > ProgressBar.refresh_interval: |
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CleoProgressBar.set_progress(self, step) |
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self.__last_display = now |
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else: |
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if self._max and step > self._max: |
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self._max = step |
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elif step < 0: |
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step = 0 |
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self._step = step |
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else: |
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CleoProgressBar.set_progress(self, step) |
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# ---------------------------------------------------------------------------------------------------------------------- |
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