Python rounds float values by converting them to string and then back
Apples libc used to shell-out to perl in a function: <a href="https://github.com/Apple-FOSS-Mirror/Libc/blob/2ca2ae74647714acfc18674c3114b1a5d3325d7d/gen/wordexp.c#L192" rel="nofollow">https://github.com/Apple-FOSS-Mirror/Libc/blob/2ca2ae7464771...</a>