(bridge_name)
Checks is the bridge exists using ovs-vsctl command
    :param bridge_name: name of the bridge to check
    :return: boolean
Checks is the bridge exists using ovs-vsctl command
    :param bridge_name: name of the bridge to check
    :return: boolean
Checks is the bridge exists using ovs - vsctl command : param bridge_name : name of the bridge to check : return : boolean
def ovs_bridge_exists(bridge_name):
    """
    Checks is the bridge exists using ovs-vsctl command
    :param bridge_name: name of the bridge to check
    :return: boolean
    """
    rv = os.system("sudo ovs-vsctl br-exists %s" % bridge_name)
    if rv == 0:
        return True
    else:
        return False
def ovs_bridge_exists ( bridge_name ) : rv = os . system ( "sudo ovs-vsctl br-exists %s" % bridge_name ) if rv == 0 : return True else : return False