Method setblocking

crates/stdlib/src/socket.rs:2215–2218

(&self, block: bool)

        #[pymethod]
        fn setblocking(&self, block: bool) -> io::Result<()> {
            self.timeout.store(if block { -1.0 } else { 0.0 });
            self.sock()?.set_nonblocking(!block)
        }

        #[pymethod]
        fn getblocking(&self) -> bool {