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Your pip version is out of date, please install pip 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