@classmethod<EOL><INDENT>def from_page_xml(cls, page_xml):<DEDENT>
header = """<STR_LIT>"""<EOL>footer = "<STR_LIT>"<EOL>return cls.from_file(mwtypes.files.concat(header, page_xml, footer))<EOL>
Constructs a :class:`~mwxml.iteration.dump.Dump` from a <page> block.

:Parameters:
    page_xml : `str` | `file`
        Either a plain string or a file containing <page> block XML to
        process