Multiple Python Versions on OSX with Virtualenv and Homebrew

Fatal error: Uncaught Error: Call to undefined function split() in /home/public/wp-content/plugins/sociable/includes/sociable_output.php:354 Stack trace: #0 /home/public/wp-content/plugins/sociable/includes/sociable_output.php(729): sociable_html(Array) #1 /home/public/wp-includes/class-wp-hook.php(298): auto_sociable('<p>Since writin...') #2 /home/public/wp-includes/plugin.php(203): WP_Hook->apply_filters('<p>Since writin...', Array) #3 /home/public/wp-includes/post-template.php(240): apply_filters('the_content', 'Since writing m...') #4 /home/public/wp-content/themes/genesis/lib/structure/post.php(342): the_content() #5 /home/public/wp-includes/class-wp-hook.php(298): genesis_do_post_content('') #6 /home/public/wp-includes/class-wp-hook.php(323): WP_Hook->apply_filters(NULL, Array) #7 /home/public/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #8 /home/public/wp-content/themes/genesis/lib/structure/loops.php(89): do_action('genesis_entry_c...') #9 /home/public/wp-content/themes/genesis/lib/structure/loops.php(41 in /home/public/wp-content/plugins/sociable/includes/sociable_output.php on line 354