def METHOD_NAME(self, ws, po_entries):
    context_regex = CONTEXT_REGEXS['module_sheet']
    # add header
    ws.append(["case_property", "list_or_detail", self.key_lang_str, self.source_lang_str])
    for po_entry in self._get_rows_for_module_sheet(po_entries):
        context = po_entry.msgctxt
        _case_property, _list_or_detail = re.match(context_regex, context).groups()
        ws.append([_case_property, _list_or_detail, po_entry.msgid, po_entry.msgstr])