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在安装numpy之后运行python程序时可能会遇到以下警告:

/home/X/.local/lib/python2.7/site-packages/scipy/signal/__init__.py:314: RuntimeWarning: numpy.dtype size changed, may indicate binary incompatibility. Expected 96, got 80
  from ._max_len_seq import max_len_seq
/home/X/.local/lib/python2.7/site-packages/scipy/signal/__init__.py:314: RuntimeWarning: numpy.ufunc size changed, may indicate binary incompatibility. Expected 192, got 144
  from ._max_len_seq import max_len_seq

此时可以检查以下numpy的版本

python
>>> import numpy
>>> numpy.__version__

若显示1.15.0及以上版本,则该警告是numpy版本过高所引起。降级numpy版本即可,如1.14.5等:

pip uninstall numpy
pip install numpy==1.14.5

本文标签: dtypeRuntimeWarningnumpysizeincompatibility