Need a better way to solve the ambiguity of paddle version
Created by: gangliao
-- Installing: /Users/liaogang/paddle_install/bin/paddle
-- Installing: /Users/liaogang/paddle_install/opt/paddle/bin/paddle_usage
-- Up-to-date: /Users/liaogang/paddle_install/opt/paddle/share/wheels
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/.timestamp
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle/__init__.py
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle/_swig_paddle.so
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle/dataprovider_converter.py
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle/swig_paddle.py
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle/swig_paddle.pyc
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle/util.py
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info/DESCRIPTION.rst
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info/METADATA
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info/metadata.json
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info/RECORD
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info/top_level.txt
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0/py_paddle-0.0.0.dist-info/WHEEL
-- Up-to-date: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0-cp27-cp27m-macosx_10_12_x86_64.whl
-- Up-to-date: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.0.0-py2-none-any.whl
-- Up-to-date: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.9.0-cp27-cp27m-macosx_10_12_x86_64.whl
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/py_paddle-0.9.0a0-cp27-cp27m-macosx_10_12_x86_64.whl
-- Up-to-date: /Users/liaogang/paddle_install/opt/paddle/share/wheels
-- Installing: /Users/liaogang/paddle_install/opt/paddle/share/wheels/paddle-0.9.0a0-py2-none-any.whl