def _string_left(self, nchars):
    return self.substr(0, length=nchars)
Creates the minimum migration time / max CPU usage VM selection algorithm.
dataset/ETHPy150Open cloudera/ibis/ibis/expr/api.py/_string_left--crossover with--dataset/ETHPy150Open beloglazov/openstack-neat/neat/locals/vm_selection/algorithms.py/minimum_migration_time_max_cpu_factory