def get_changes(old: dict[str, str], new: dict[str, str]) -> Change:
        """Get the changes between two dictionaries.

        Args:
            old: The old dictionary of packages.
            new: The new dictionary of packages.

        Returns:
            A `Change` named tuple containing the added and removed packages.
        """
        old_keys = set(old.keys())
        new_keys = set(new.keys())
        added = new_keys - old_keys
        removed = old_keys - new_keys
        return Change(added=added, removed=removed)
Get the changes between two dictionaries.

        Args:
            old: The old dictionary of packages.
            new: The new dictionary of packages.

        Returns:
            A `Change` named tuple containing the added and removed packages.
        
reflex/utils/exec.py