Install ipython on CentOS7 / Redhat EL 7

[root@cdh-vm ~]# yum install gcc python-devel python-setuptools

[root@cdh-vm ~]# rpm -ql python-setuptools.noarch |grep easy_install.py
/usr/lib/python2.7/site-packages/easy_install.py
/usr/lib/python2.7/site-packages/easy_install.pyc
/usr/lib/python2.7/site-packages/easy_install.pyo
/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py
/usr/lib/python2.7/site-packages/setuptools/command/easy_install.pyc
/usr/lib/python2.7/site-packages/setuptools/command/easy_install.pyo

[root@cdh-vm ~]# python /usr/lib/python2.7/site-packages/easy_install.py pip
Searching for pip
Reading https://pypi.python.org/simple/pip/
Best match: pip 9.0.1
Downloading https://pypi.python.org/packages/11/b6/abcb525026a4be042b486df43905d6893fb04f05aac21c32c638e939e447/pip-9.0.1.tar.gz#md5=35f01da33009719497f01a4ba69d63c9
Processing pip-9.0.1.tar.gz
Writing /tmp/easy_install-Cjz0xZ/pip-9.0.1/setup.cfg
Running pip-9.0.1/setup.py -q bdist_egg --dist-dir /tmp/easy_install-Cjz0xZ/pip-9.0.1/egg-dist-tmp-G6YcYa
/usr/lib64/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'python_requires'
  warnings.warn(msg)
warning: no previously-included files found matching '.coveragerc'
warning: no previously-included files found matching '.mailmap'
warning: no previously-included files found matching '.travis.yml'
warning: no previously-included files found matching '.landscape.yml'
warning: no previously-included files found matching 'pip/_vendor/Makefile'
warning: no previously-included files found matching 'tox.ini'
warning: no previously-included files found matching 'dev-requirements.txt'
warning: no previously-included files found matching 'appveyor.yml'
no previously-included directories found matching '.github'
no previously-included directories found matching '.travis'
no previously-included directories found matching 'docs/_build'
no previously-included directories found matching 'contrib'
no previously-included directories found matching 'tasks'
no previously-included directories found matching 'tests'
Adding pip 9.0.1 to easy-install.pth file
Installing pip script to /usr/bin
Installing pip2.7 script to /usr/bin
Installing pip2 script to /usr/bin

Installed /usr/lib/python2.7/site-packages/pip-9.0.1-py2.7.egg
Processing dependencies for pip
Finished processing dependencies for pip

[root@cdh-vm ~]# pip install ipython
Collecting ipython
  Using cached ipython-5.5.0-py2-none-any.whl
Requirement already satisfied: prompt-toolkit<2.0.0,>=1.0.4 in /usr/lib/python2.7/site-packages (from ipython)
Requirement already satisfied: setuptools>=18.5 in /usr/lib/python2.7/site-packages (from ipython)
Requirement already satisfied: pexpect; sys_platform != "win32" in /usr/lib/python2.7/site-packages (from ipython)
Requirement already satisfied: backports.shutil-get-terminal-size; python_version == "2.7" in /usr/lib/python2.7/site-packages (from ipython)
Requirement already satisfied: decorator in /usr/lib/python2.7/site-packages (from ipython)
Requirement already satisfied: pygments in /usr/lib64/python2.7/site-packages (from ipython)
Collecting pathlib2; python_version == "2.7" or python_version == "3.3" (from ipython)
  Using cached pathlib2-2.3.0-py2.py3-none-any.whl
Collecting traitlets>=4.2 (from ipython)
  Using cached traitlets-4.3.2-py2.py3-none-any.whl
Collecting simplegeneric>0.8 (from ipython)
  Using cached simplegeneric-0.8.1.zip
Collecting pickleshare (from ipython)
  Using cached pickleshare-0.7.4-py2.py3-none-any.whl
Requirement already satisfied: wcwidth in /usr/lib/python2.7/site-packages (from prompt-toolkit<2.0.0,>=1.0.4->ipython)
Requirement already satisfied: six>=1.9.0 in /usr/lib/python2.7/site-packages (from prompt-toolkit<2.0.0,>=1.0.4->ipython)
Requirement already satisfied: ptyprocess>=0.5 in /usr/lib/python2.7/site-packages (from pexpect; sys_platform != "win32"->ipython)
Collecting scandir; python_version < "3.5" (from pathlib2; python_version == "2.7" or python_version == "3.3"->ipython)
  Using cached scandir-1.6.tar.gz
Collecting ipython-genutils (from traitlets>=4.2->ipython)
  Using cached ipython_genutils-0.2.0-py2.py3-none-any.whl
Collecting enum34; python_version == "2.7" (from traitlets>=4.2->ipython)
  Using cached enum34-1.1.6-py2-none-any.whl
Installing collected packages: scandir, pathlib2, ipython-genutils, enum34, traitlets, simplegeneric, pickleshare, ipython
  Running setup.py install for scandir ... done
  Running setup.py install for simplegeneric ... done
Successfully installed enum34-1.1.6 ipython-5.5.0 ipython-genutils-0.2.0 pathlib2-2.3.0 pickleshare-0.7.4 scandir-1.6 simplegeneric-0.8.1 traitlets-4.3.2