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| """ | |
| Thin wrappers around common functions. | |
| Subpackages contain potentially unstable extensions. | |
| """ | |
| from warnings import warn | |
| from ..auto import tqdm as tqdm_auto | |
| from ..std import TqdmDeprecationWarning, tqdm | |
| from ..utils import ObjectWrapper | |
| __author__ = {"github.com/": ["casperdcl"]} | |
| __all__ = ['tenumerate', 'tzip', 'tmap'] | |
| class DummyTqdmFile(ObjectWrapper): | |
| """Dummy file-like that will write to tqdm""" | |
| def __init__(self, wrapped): | |
| super().__init__(wrapped) | |
| self._buf = [] | |
| def write(self, x, nolock=False): | |
| nl = b"\n" if isinstance(x, bytes) else "\n" | |
| pre, sep, post = x.rpartition(nl) | |
| if sep: | |
| blank = type(nl)() | |
| tqdm.write(blank.join(self._buf + [pre, sep]), | |
| end=blank, file=self._wrapped, nolock=nolock) | |
| self._buf = [post] | |
| else: | |
| self._buf.append(x) | |
| def __del__(self): | |
| if self._buf: | |
| blank = type(self._buf[0])() | |
| try: | |
| tqdm.write(blank.join(self._buf), end=blank, file=self._wrapped) | |
| except (OSError, ValueError): | |
| pass | |
| def builtin_iterable(func): | |
| """Returns `func`""" | |
| warn("This function has no effect, and will be removed in tqdm==5.0.0", | |
| TqdmDeprecationWarning, stacklevel=2) | |
| return func | |
| def tenumerate(iterable, start=0, total=None, tqdm_class=tqdm_auto, **tqdm_kwargs): | |
| """ | |
| Equivalent of `numpy.ndenumerate` or builtin `enumerate`. | |
| Parameters | |
| ---------- | |
| tqdm_class : [default: tqdm.auto.tqdm]. | |
| """ | |
| try: | |
| import numpy as np | |
| except ImportError: | |
| pass | |
| else: | |
| if isinstance(iterable, np.ndarray): | |
| return tqdm_class(np.ndenumerate(iterable), total=total or iterable.size, | |
| **tqdm_kwargs) | |
| return enumerate(tqdm_class(iterable, total=total, **tqdm_kwargs), start) | |
| def tzip(iter1, *iter2plus, **tqdm_kwargs): | |
| """ | |
| Equivalent of builtin `zip`. | |
| Parameters | |
| ---------- | |
| tqdm_class : [default: tqdm.auto.tqdm]. | |
| """ | |
| kwargs = tqdm_kwargs.copy() | |
| tqdm_class = kwargs.pop("tqdm_class", tqdm_auto) | |
| for i in zip(tqdm_class(iter1, **kwargs), *iter2plus): | |
| yield i | |
| def tmap(function, *sequences, **tqdm_kwargs): | |
| """ | |
| Equivalent of builtin `map`. | |
| Parameters | |
| ---------- | |
| tqdm_class : [default: tqdm.auto.tqdm]. | |
| """ | |
| for i in tzip(*sequences, **tqdm_kwargs): | |
| yield function(*i) | |