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38 lines
814 B
Python
38 lines
814 B
Python
2 years ago
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"""
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Thin wrappers around `itertools`.
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"""
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from __future__ import absolute_import
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import itertools
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from ..auto import tqdm as tqdm_auto
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__author__ = {"github.com/": ["casperdcl"]}
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__all__ = ['product']
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def product(*iterables, **tqdm_kwargs):
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"""
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Equivalent of `itertools.product`.
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Parameters
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----------
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tqdm_class : [default: tqdm.auto.tqdm].
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"""
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kwargs = tqdm_kwargs.copy()
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tqdm_class = kwargs.pop("tqdm_class", tqdm_auto)
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try:
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lens = list(map(len, iterables))
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except TypeError:
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total = None
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else:
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total = 1
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for i in lens:
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total *= i
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kwargs.setdefault("total", total)
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with tqdm_class(**kwargs) as t:
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it = itertools.product(*iterables)
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for i in it:
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yield i
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t.update()
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