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IPython/Jupyter Notebook progressbar decorator for iterators.
Includes a default (x)range iterator printing to stderr.
Usage:
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>>> for i in trange(10): #same as: for i in tqdm(xrange(10))
... ...
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Manage the printing of an IPython/Jupyter Notebook progress bar widget.
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A shortcut for `tqdm.notebook.tqdm(xrange(*args), **kwargs)`.
On Python3+, `range` is used instead of `xrange`.
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