pyenvでPythonのバージョンが切り替わらない

pyenvのコマンドで2.7.9に設定して、pyenvのコマンドで設定確認したら2.7.9なのに、
python コマンドを実行するとバージョンが3.5.1

pyenv local 2.7.9
pyenv local
2.7.9

pyenv global 2.7.9
pyenv global      
2.7.9

pyenv shell 2.7.9
pyenv shell      
2.7.9
python
Python 3.5.1 (default, Jan 22 2016, 08:52:08) 
[GCC 4.2.1 Compatible Apple LLVM 7.0.2 (clang-700.1.81)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> 

.pyenvディレクトリの中

2.7.9の実体が3.5.1になっている気がする。

~/.pyenv/versions/2.7.9/bin% ll

total 96
-rw-r--r--  1 kubotad  staff  2154 May 19 12:52 activate
-rw-r--r--  1 kubotad  staff  1270 May 19 12:52 activate.csh
-rw-r--r--  1 kubotad  staff  2406 May 19 12:52 activate.fish
-rwxr-xr-x  1 kubotad  staff   267 May 19 12:52 easy_install
-rwxr-xr-x  1 kubotad  staff   267 May 19 12:52 easy_install-3.5
-rwxr-xr-x  1 kubotad  staff   239 May 19 12:52 pip
-rwxr-xr-x  1 kubotad  staff   239 May 19 12:52 pip3
-rwxr-xr-x  1 kubotad  staff   239 May 19 12:52 pip3.5
lrwxr-xr-x  1 kubotad  staff     9 May 19 12:52 python -> python3.5
lrwxr-xr-x  1 kubotad  staff     9 May 19 12:52 python3 -> python3.5
lrwxr-xr-x  1 kubotad  staff    86 May 19 12:52 python3.5 -> /usr/local/Cellar/python3/3.5.1/Frameworks/Python.framework/Versions/3.5/bin/python3.5
-rwxr-xr-x  1 kubotad  staff   246 Jun 29 19:04 virtualenv
pyenv uninstall 2.7.9
pyenv: remove /Users/kubotad/.pyenv/versions/2.7.9? y

pyenv install 2.7.9 
Downloading Python-2.7.9.tgz...
-> https://www.python.org/ftp/python/2.7.9/Python-2.7.9.tgz
Installing Python-2.7.9...
patching file ./Lib/site.py
patching file ./Lib/ssl.py
Installed Python-2.7.9 to /Users/kubotad/.pyenv/versions/2.7.9

とりあえず、直った。

python
Python 2.7.9 (default, Jun 29 2016, 19:25:33) 
[GCC 4.2.1 Compatible Apple LLVM 7.0.2 (clang-700.1.81)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> 
KeyboardInterrupt