vagrant_handler.py 文件源码

def available_vms(self, vms=None):
        """
        List all VMs regardless of state, filtering if requested via the <vms>
        parameter provider by the CLI.
        """
        try:
            possible_vms = [vm for vm in self.v.status()]
        except CalledProcessError, e:
            # TODO: Exception handling here assumes Vagrantfile is missing.
            # Vagrant seems to return 1 for many different errors, and finding
            # documentation for specific return codes has proven difficult.
            raise VagrantfileNotFound

        if vms:
            wanted_vms = [vm for vm in possible_vms if vm.name in vms]
            possible_vms = wanted_vms

        return possible_vms