错误：caffe.so: undefined symbol: _ZN5boost6python6detail11init_moduleER11PyModuleDefPFvvE解决方法

caffe编译成功后，在导入测试的时候，出现以下错误.
在命令行输入:

import caffe

回车。出现以下错误.

Traceback (most recent call last):
  File "", line 1, in <module>
  File "/home/li.guangyao/Programming/caffe/python/caffe/__init__.py", line 1, in <module>
    from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
  File "/home/li.guangyao/Programming/caffe/python/caffe/pycaffe.py", line 13, in <module>
    from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, \
ImportError: /home/li.guangyao/Programming/caffe/python/caffe/_caffe.so: undefined symbol: _ZN5boost6python6detail11init_moduleER11PyModuleDefPFvvE

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解决方法：
测试boost的版本，需要大于1.55.
在终端输入：

sudo apt-get install --no-install-recommends libboost-all-dev

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源码编译boost见：
Caffe-SSD错误：.build_release/lib/libcaffe.so: undefined reference to `boost::re_detail_106501::cpp_reg