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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_network(conn, vm_):
    '''
    Return a GCE libcloud network object with matching name
    '''
    network = config.get_cloud_config_value(
        'network', vm_, __opts__,
        default='default', search_global=False)
    return conn.ex_get_network(network)