The Python-Combinator (A multi-argument Z-Combinator for Common Lisp)

python-combinator.lisp

(defun PY (recursive-logic)
  "The 'Python combinator'. A variation of the 'Z combinator' which takes
   recursive lambdas with a 'self' recursive argument (hence 'python'),
   and any number of arguments. 
   How does it work? I have no fucking idea. Ask God."
  ((lambda (x) (funcall x x))
   (lambda (x) (lambda (&rest args)
                 (apply recursive-logic
                        (lambda (&rest inner-args)
                          (apply (funcall x x) inner-args))
                        args)))))

;; (PY (lambda (self) (funcall self))) ; Uncomment to summon Cthulhu