#!/usr/bin/env python
def p(P):
 return reduce((lambda P,p:P+"\n"+p),P)
P=['#!/usr/bin/env python', 'def p(P):', ' return reduce((lambda P,p:P+"\\n"+p),P)', 'P=', 'P[3]="P="+`P`', 'print p(P)']
P[3]="P="+`P`
print p(P)