按顺序来，先装上python3.5，source安装，命令是
./configure --prefix="你想要的路径"
make
make install
然后是安装pip,但是有一堆前置package要装：
https://pypi.python.org/pypi/appdirs/1.4.3#downloads
https://pypi.python.org/pypi/pyparsing/2.2.0
https://pypi.python.org/pypi/packaging#downloads
https://pypi.python.org/pypi/six
https://pypi.python.org/pypi/setuptools
https://pypi.python.org/pypi/pip