homebrew will install pip3 along with python3; on my install, python3 packages go in /usr/local/lib/python3.6/site-packages while python (2.7) packages go in /

homebrew will install pip3 along with python3; on my install, python3 packages go in /usr/local/lib/python3.6/site-packages while python (2.7) packages go in /usr/local/lib/python2.7/site-packages . I can't understand the complaint except for having to type 3 I guess?