def dump(self, f):
self.validate()<EOL>with _open_file_obj(f, "<STR_LIT:w>") as f:<EOL><INDENT>parser = self._get_parser()<EOL>self.serialize(parser)<EOL>self.build_file(parser, f)<EOL><DEDENT>
Dump data to a file.

:param f: file-like object or path to file
:type f: file or str