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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _get_running_config(self, split=True):
 """Get the IOS XE device's current running config. :return: Current IOS running config as multiline string """

        conn = self._get_connection()
        config = conn.get_config(source="running")
        if config:
            root = ET.fromstring(config._raw)
            running_config = root[0][0]
            if split is True:
                rgx = re.compile("\r*\n+")
                ioscfg = rgx.split(running_config.text)
            else:
                ioscfg = running_config.text
            return ioscfg