def security_group_rule_destroy(context, security_group_rule_id):
    return IMPL.security_group_rule_destroy(context, security_group_rule_id)
Sets a vertex to None
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/db/api.py/security_group_rule_destroy--crossover with--dataset/ETHPy150Open charanpald/APGL/apgl/graph/AbstractVertexList.py/AbstractVertexList.clearVertex