Function get_impl

crates/vm/src/stdlib/_abc.rs:76–81

Get the _abc_impl attribute from an ABC class

(cls: &PyObject, vm: &VirtualMachine)

    /// Get the _abc_impl attribute from an ABC class
    fn get_impl(cls: &PyObject, vm: &VirtualMachine) -> PyResult<PyRef<AbcData>> {
        let impl_obj = cls.get_attr("_abc_impl", vm)?;
        impl_obj
            .downcast::<AbcData>()
            .map_err(|_| vm.new_type_error("_abc_impl is set to a wrong type"))
    }

    /// Check if obj is in the weak set
    fn in_weak_set(