In 8.0.10, client tag import/export still use the old xml format...
but from the designer/client scope:
from com.inductiveautomation.ignition.common.sqltags.importexport.TagXMLImporter import TagXMLReader
return
Traceback (most recent call last):
File "<input>", line 1, in <module>
ImportError: cannot import name TagXMLReader