iPython instalado pero no encontrado

Recientemente eliminé Anaconda y reinstalé Python con brew. He instalado todo de acuerdo aestas instrucciones.

Python funciona muy bien, y todos los paquetes que he probado hasta ahora también funcionan. Tengo instalado ipython, pero al intentar iniciarlo desde la terminal aparece:

-bash: ipython: comando no encontrado

He localizado la instalación en:

/usr/local/lib/python2.7/site-packages/ipython

Siguiendo preguntas relacionadas anteriores, he intentado agregar esta ruta a .bash_profile pero obtuve:

-bash:: /usr/local/lib/python2.7/site-packages/ipython: No existe tal archivo o directorio

Cada vez que comienza la terminal.

Más información: Anaconda instaló un eliminado, El-Capitan 10.11.2, python 2.7.

Cualquier ayuda sería muy apreciada!

EDITAR: se agregó más información a la solicitud de @cel:

echo $PATH da:

/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/opt/X11/bin:/usr/local/git/bin:/Library/TeX/texbin:/Applications/Sublime Text.app/Contents/SharedSupport/bin

which -a python da:/usr/local/bin/python y/usr/bin/python.

EDITAR: se agregó la salida depython -m pip install ipython a petición de cel:

Requirement already satisfied (use --upgrade to upgrade): ipython in /usr/local/lib/python2.7/site-packages
Requirement already satisfied (use --upgrade to upgrade): traitlets in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): pickleshare in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): simplegeneric>0.8 in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): decorator in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): gnureadline in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): appnope in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): pexpect in /usr/local/lib/python2.7/site-packages (from ipython)
Requirement already satisfied (use --upgrade to upgrade): ipython-genutils in /usr/local/lib/python2.7/site-packages (from traitlets->ipython)
Requirement already satisfied (use --upgrade to upgrade): path.py in /usr/local/lib/python2.7/site-packages (from pickleshare->ipython)
Requirement already satisfied (use --upgrade to upgrade): ptyprocess>=0.5 in /usr/local/lib/python2.7/site-packages (from pexpect->ipython)

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