在虚拟环境virtualenv中安装ipython时出现Command "python setup.py egg_info" failed with error code 1
- Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-GVQWxt/ipython/
解决(原因是新版的ipython只支持python3.4以上版本):
pip install ipython==5.5.0