when I run mitmproxy command in command line, I get the following error.
% mitmproxy Traceback (most recent call last): File \"/usr/local/bin/mitmproxy\",
Easiest solution is to create a virtualenv with python2 and run mitmproxy on this virtualenv
virtualenv -p `which python2` .env source .env/bin/activate pip install mitmproxy .env/bin/mitmproxy