Method class

crates/vm/src/vm/mod.rs:1764–1773

(&self, module: &'static str, class: &'static str)

    }

    pub fn class(&self, module: &'static str, class: &'static str) -> PyTypeRef {
        let module = self
            .import(module, 0)
            .unwrap_or_else(|_| panic!("unable to import {module}"));

        let class = module
            .get_attr(class, self)
            .unwrap_or_else(|_| panic!("module {module:?} has no class {class}"));
        class.downcast().expect("not a class")
    }

    /// Call Python __import__ function without from_list.
    /// Roughly equivalent to `import module_name` or `import top.submodule`.