def METHOD_NAME(self, request):
    if not request.xpath("//m:FindItem", namespaces=NAMESPACES):
        return  # pragma: no cover
    email_address = request.xpath("//t:EmailAddress", namespaces=NAMESPACES)[0].text
    items = [
        self._generate_calendar_item(props)
        for props
        in self._email_to_props.get(email_address, {}).values()
    ]
    return M.FindItemResponse(
        M.ResponseMessages(
            M.FindItemResponseMessage(
                {'ResponseClass': 'Success'},
                M.ResponseCode('NoError'),
                M.RootFolder(
                    {
                        'TotalItemsInView': str(len(items)),
                        'IncludesLastItemInRange': 'true',
                    },
                    T.Items(*items)
                )
            )
        )
    )