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bzrlib/progress.py
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        self.show_eta = show_eta
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        self.show_bar = show_bar
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        self.show_count = show_count
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class DummyProgress(_BaseProgressBar):
 
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    """Progress-bar standin that does nothing.
 
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    This can be used as the default argument for methods that
 
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    take an optional progress indicator."""
 
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    def tick(self):
 
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        pass
 
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    def update(self, msg=None, current=None, total=None):
 
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        pass
 
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    def clear(self):
 
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        pass
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class DotsProgressBar(_BaseProgressBar):