UseTree::Group(syn::UseGroup { items, .. }) => {

for item in items {

let ident = match item {

UseTree::Name(name) => &name.ident,

UseTree::Rename(rename) => &rename.rename,

other => {

return Err(self.new_syn_error(

other.span(),

"can only contains a simple use or a group of simple uses",

));

}

};

let item_meta = SimpleItemMeta::from_attr(ident.clone(), &attr)?;

if item_meta.optional_name().is_some() {

// this check actually doesn't need to be placed in loop

return Err(self.new_syn_error(

ident.span(),

"`name` attribute is not allowed for multiple use items",

));

}

let py_name = ident.to_string();

let tokens = quote! {

vm.__module_set_attr(&module, #py_name, vm.new_pyobj(#ident)).unwrap();

};

args.context.module_extend_items.add_item(

py_name,

cfgs.clone(),

tokens,

)?;

}

return Ok(());

}

return Err(self.new_syn_error(

other.span(),

"can only contains a simple use or a group of simple uses",

));