@iterflow<EOL>def forever(it):
while True:<EOL><INDENT>i = iter(it)<EOL>try:<EOL><INDENT>yield i.next()<EOL><DEDENT>except StopIteration:<EOL><INDENT>raise StopIteration<EOL><DEDENT>while True:<EOL><INDENT>try:<EOL><INDENT>yield i.next()<EOL><DEDENT>except StopIteration:<EOL><INDENT>break<EOL><DEDENT><DEDENT><DEDENT>
forever
    todo : add example