Method resize

crates/stdlib/src/mmap.rs:1181–1185

(&self, _newsize: PyIntRef, vm: &VirtualMachine)

        #[cfg(unix)]
        #[pymethod]
        fn resize(&self, _newsize: PyIntRef, vm: &VirtualMachine) -> PyResult<()> {
            self.check_resizeable(vm)?;
            // TODO: implement using mremap on Linux
            Err(vm.new_system_error("mmap: resizing not available--no mremap()"))
        }

        #[cfg(windows)]
        #[pymethod]