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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_action_group_names(self):
 """Return all the security group names configured in this action."""

        return self.get_group_names(
            list(itertools.chain(
                *[self._get_array('add'),
                  self._get_array('remove'),
                  self._get_array('isolation-group')])))