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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 _sys_mgr():
    '''
    Return a pycassa system manager connection object
    '''
    thrift_port = six.text_type(__salt__['config.option']('cassandra.THRIFT_PORT'))
    host = __salt__['config.option']('cassandra.host')
    return SystemManager('{0}:{1}'.format(host, thrift_port))