@classmethod
    def getInstance(cls):
        if not Solution.obj:
            Solution.obj = cls()
        return Solution.obj
Installs the libxml2 package on the VM.
dataset/ETHPy150Open algorhythms/LintCode/Singleton.py/Solution_unsafe.getInstance--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/PerfKitBenchmarker/perfkitbenchmarker/linux_packages/libxml2.py/YumInstall