Method co_filename

crates/vm/src/builtins/code.rs:767–769

(&self)

    #[pygetset]
    pub fn co_filename(&self) -> PyStrRef {
        self.source_path().to_owned()
    }

    #[pygetset]
    pub fn co_cellvars(&self, vm: &VirtualMachine) -> PyTupleRef {