sympy Rational.as_numer_denom() error

I would like to give some feedback about ... From: https://py.checkio.org/mission/oil-pie/solve/ HTTP_USER_AGENT: Mozilla/5.0 (X11; Linux x86_64; rv:50.0) Gecko/20100101 Firefox/50.0

I get "TypeError: unsupported format string passed to One.format, ?, ?" when returning sympy Rational.asnumerdenom() thought it works localy on python 3.6. Thanks, curt