Command "python setup.py egg_info" failed with error code 1 in c:\users\w5659\appdata\local\temp\pip-build-fs2yzl\ipython\

Error Msg:

Collecting ipython
  Using cached https://files.pythonhosted.org/packages/5b/e3/4b3082bd7f6908af828561b0129b5064bff4a13e6acadb321fc2d939a60
5/ipython-7.0.1.tar.gz
    Complete output from command python setup.py egg_info:

    IPython 7.0+ supports Python 3.5 and above.
    When using Python 2.7, please install IPython 5.x LTS Long Term Support version.
    Python 3.3 and 3.4 were supported up to IPython 6.x.

    See IPython `README.rst` file for more information:

        https://github.com/ipython/ipython/blob/master/README.rst

    Python sys.version_info(major=2, minor=7, micro=12, releaselevel='final', serial=0) detected.
    Your pip version is out of date, please install pip >= 9.0.1. pip 8.1.1 detected.


    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in c:\users\w5659\appdata\local\temp\pip-build-fs2yzl\ipython\

问题:

　　python2中ipython安装最高支持5.x

解决:

　　pip install ipython==5.1