Method __add__

crates/stdlib/src/array.rs:1055–1066

(&self, other: PyObjectRef, vm: &VirtualMachine)

        }

        fn __add__(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult<PyRef<Self>> {
            if let Some(other) = other.downcast_ref::<Self>() {
                self.read()
                    .add(&other.read(), vm)
                    .map(|array| Self::from(array).into_ref(&vm.ctx))
            } else {
                Err(vm.new_type_error(format!(
                    "can only append array (not \"{}\") to array",
                    other.class().name()
                )))
            }
        }

        fn __iadd__(
            zelf: PyRef<Self>,