Method count

crates/vm/src/protocol/sequence.rs:335–352

(&self, target: &PyObject, vm: &VirtualMachine)

    }

    pub fn count(&self, target: &PyObject, vm: &VirtualMachine) -> PyResult<usize> {
        let mut n = 0;

        let iter = self.obj.to_owned().get_iter(vm)?;
        let iter = iter.iter::<PyObjectRef>(vm)?;

        for elem in iter {
            let elem = elem?;
            if vm.bool_eq(&elem, target)? {
                if n == isize::MAX as usize {
                    return Err(vm.new_overflow_error("index exceeds C integer size"));
                }
                n += 1;
            }
        }

        Ok(n)
    }

    pub fn index(&self, target: &PyObject, vm: &VirtualMachine) -> PyResult<usize> {
        let mut index: isize = -1;