def write(
        self, filepath, fully_qualified=True, pretty_print=False, encoding="UTF-8"
    ):
        """Serialize and write this METS document to `filepath`.

        The default encoding is ``UTF-8``. This method will return a unicode
        string when ``encoding`` is set to ``unicode``.

        :param str filepath: Path to write the METS document to
        """
        root = self.serialize(fully_qualified=fully_qualified)
        tree = root.getroottree()
        kwargs = {"pretty_print": pretty_print, "encoding": encoding}
        if encoding != "unicode":
            kwargs["xml_declaration"] = True
        tree.write(filepath, **kwargs)
Serialize and write this METS document to `filepath`.

        The default encoding is ``UTF-8``. This method will return a unicode
        string when ``encoding`` is set to ``unicode``.

        :param str filepath: Path to write the METS document to