Method length

crates/vm/src/protocol/object.rs:700–707

(&self, vm: &VirtualMachine)

    }

    pub fn length(&self, vm: &VirtualMachine) -> PyResult<usize> {
        self.length_opt(vm).ok_or_else(|| {
            vm.new_type_error(format!(
                "object of type '{}' has no len()",
                self.class().name()
            ))
        })?
    }

    pub fn get_item<K: DictKey + ?Sized>(&self, needle: &K, vm: &VirtualMachine) -> PyResult {
        if let Some(dict) = self.downcast_ref_if_exact::<PyDict>(vm) {