faust.utils.terminal.spinners
Terminal progress bar spinners.
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class
faust.utils.terminal.spinners.Spinner(file: IO = <_io.TextIOWrapper name='<stderr>' mode='w' encoding='UTF-8'>) → None[source]
Progress bar spinner.
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bell = '\x08'
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sprites = ['◢', '◣', '◤', '◥']
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cursor_hide = '\x1b[?25l'
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cursor_show = '\x1b[?25h'
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hide_cursor = True
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stopped = False
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update() → None[source]
Draw spinner, single iteration.
- Return type
None
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stop() → None[source]
Stop spinner from being emitted.
- Return type
None
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reset() → None[source]
Reset state or allow restart.
- Return type
None
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write(s: str) → None[source]
Write spinner character to terminal.
- Return type
None
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begin() → None[source]
Prepare terminal for spinner starting.
- Return type
None
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finish() → None[source]
Finish spinner and reset terminal.
- Return type
None
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class
faust.utils.terminal.spinners.SpinnerHandler(spinner: faust.utils.terminal.spinners.Spinner, **kwargs: Any) → None[source]
A logger handler that iterates our progress spinner for each log.
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emit(_record: logging.LogRecord) → None[source]
Emit the next spinner character.
- Return type
None
