;; http://www.emacswiki.org/emacs/PythonProgrammingInEmacs#toc5
(setq
 python-shell-interpreter "ipython"
 python-shell-interpreter-args ""
 python-shell-prompt-regexp "In \\[[0-9]+\\]: "
 python-shell-prompt-output-regexp "Out\\[[0-9]+\\]: "
 python-shell-completion-setup-code
  "from IPython.core.completerlib import module_completion"
 python-shell-completion-module-string-code
  "';'.join(module_completion('''%s'''))\n"
 python-shell-completion-string-code
  "';'.join(get_ipython().Completer.all_completions('''%s'''))\n")