mindspore/docs/api/api_python/numpy/mindspore.numpy.isnan.rst

16 lines
653 B
ReStructuredText
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

mindspore.numpy.isnan
=================================
.. py:function:: mindspore.numpy.isnan(x, dtype=None)
逐元素测试是否为NaN并将结果返回为bool数组。
.. note::
不支持Numpy的 ``out````where````casting````order````subok````signature````extobj`` 参数。目前仅支持 ``np.float32``
参数:
- **x** (Tensor) - 输入值。
- **dtype** (mindspore.dtype, 可选) - 默认值: ``None`` 。覆盖输出Tensor的dtype。
返回:
Tensor或标量``x`` 为NaN时为True否则为False。如果 ``x`` 是标量,则返回标量。