I was trying to install pycurl in a virtualenv using pip and I got this error
ImportError: pycurl: libcurl link-time ssl backend (openssl) is different from
Error:
ImportError: pycurl: libcurl link-time ssl backend (openssl) is different from compile-time ssl backend (none/other)
This worked for me, Mac 10.13, python 3.5, pycurl import worked after installing like this
pip3 uninstall pycurl;
pip3 install --compile --install-option="--with-openssl" pycurl