| import warnings | |
| from cupy import _core | |
| from cupy._core import fusion | |
| from cupy._math import ufunc | |
| def around(a, decimals=0, out=None): | |
| """Rounds to the given number of decimals. | |
| Args: | |
| a (cupy.ndarray): The source array. | |
| decimals (int): Number of decimal places to round to (default: 0). | |
| If decimals is negative, it specifies the number of positions to | |
| the left of the decimal point. | |
| out (cupy.ndarray): Output array. | |
| Returns: | |
| cupy.ndarray: Rounded array. | |
| .. seealso:: :func:`numpy.around` | |
| """ | |
| if fusion._is_fusing(): | |
| return fusion._call_ufunc( | |
| _core.core._round_ufunc, a, decimals, out=out) | |
| a = _core.array(a, copy=False) | |
| return a.round(decimals, out=out) | |
| def round(a, decimals=0, out=None): | |
| return around(a, decimals, out=out) | |
| def round_(a, decimals=0, out=None): | |
| warnings.warn('Please use `round` instead.', DeprecationWarning) | |
| return around(a, decimals, out=out) | |
| rint = ufunc.create_math_ufunc( | |
| 'rint', 1, 'cupy_rint', | |
| '''Rounds each element of an array to the nearest integer. | |
| .. seealso:: :data:`numpy.rint` | |
| ''') | |
| floor = ufunc.create_math_ufunc( | |
| 'floor', 1, 'cupy_floor', | |
| '''Rounds each element of an array to its floor integer. | |
| .. seealso:: :data:`numpy.floor` | |
| ''', support_complex=False) | |
| ceil = ufunc.create_math_ufunc( | |
| 'ceil', 1, 'cupy_ceil', | |
| '''Rounds each element of an array to its ceiling integer. | |
| .. seealso:: :data:`numpy.ceil` | |
| ''', support_complex=False) | |
| trunc = ufunc.create_math_ufunc( | |
| 'trunc', 1, 'cupy_trunc', | |
| '''Rounds each element of an array towards zero. | |
| .. seealso:: :data:`numpy.trunc` | |
| ''', support_complex=False) | |
| fix = _core.create_ufunc( | |
| 'cupy_fix', ('e->e', 'f->f', 'd->d'), | |
| 'out0 = (in0 >= 0.0) ? floor(in0): ceil(in0)', | |
| doc='''If given value x is positive, it return floor(x). | |
| Else, it return ceil(x). | |
| .. seealso:: :func:`numpy.fix` | |
| ''') | |