Python问题汇总

1. PyCharm Python Console 中文输出乱码：参考解决方法

2.在执行import tensorflow 的时候总是报错，研究发现是numpy的版本问题：
需要执行下面命令即可：

首先查看numpy版本：conda list numpy 或 show list numpy
然后升级numpy:pip install --upgrade numpy
或
pip  install -i https://pypi.tuna.tsinghua.edu.cn/simple --upgrade numpy

---------------------------------------------------------------------------
ModuleNotFoundError                       Traceback (most recent call last)
ModuleNotFoundError: No module named 'numpy.core._multiarray_umath'
---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
ImportError: numpy.core.multiarray failed to import

The above exception was the direct cause of the following exception:

SystemError                               Traceback (most recent call last)
D:\Anaconda\lib\importlib\_bootstrap.py in _find_and_load(name, import_)

SystemError: <class '_frozen_importlib._ModuleLockManager'> returned a result with an error set
---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
ImportError: numpy.core._multiarray_umath failed to import
---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
ImportError: numpy.core.umath failed to import
2019-04-01 17:15:20.776716: F tensorflow/python/lib/core/bfloat16.cc:675] Check failed: PyBfloat16_Type.tp_base != nullptr

ModuleNotFoundError: No module named ‘numpy.core._multiarray_umath’ 错误: 参考解决方法