How to use the cvpysdk.subclients.vssubclient.VirtualServerSubclient function in cvpysdk

def __new__(cls, backupset_object, subclient_name, subclient_id=None):
        """Decides which instance object needs to be created"""
        instance_name = backupset_object._instance_object.instance_name
        instance_name = re.sub('[^A-Za-z0-9_]+', '', instance_name.replace(" ", "_"))

        try:
            subclient_module = import_module("cvpysdk.subclients.virtualserver.{}".format(instance_name))
        except ImportError:
            subclient_module = import_module("cvpysdk.subclients.virtualserver.null")

        classes = getmembers(subclient_module, lambda m: isclass(m) and not isabstract(m))

        for name, _class in classes:
            if issubclass(_class, VirtualServerSubclient) and _class.__module__.rsplit(".", 1)[-1] == instance_name:
                return object.__new__(_class)

full_vm_restore_in_place()  --  restores the VM specified by the user to
                                    the same location

    full_vm_restore_out_of_place() -- restores the VM specified to the provided
                                      Amazon AWS psuedoclient vcenter via
                                      vcenter_client

"""

from enum import Enum
from past.builtins import basestring
from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException


class AmazonVirtualServerSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient Base class.
       This represents an Amazon AWS virtual server subclient,
       and can perform restore operations on only that subclient.

    """

    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """
        super(AmazonVirtualServerSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)
        self.diskExtension = ["none"]

the VirtualServer subclient

    full_vm_restore_out_of_place()                  --  restores the VM  specified in
                                                     to the specified client, at the
                                                        specified destination location

    full_vm_restore_in_place()              --  restores the VM specified by the
                                                    user to the same location
"""

from past.builtins import basestring
from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException


class OracleVMVirtualServerSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient Base class.
           This represents a OracleVM virtual server subclient,
           and can perform restore operations on only that subclient.

        """
    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """

        super(OracleVMVirtualServerSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)
        self.diskExtension = [".img"]

full_vm_restore_out_of_place()                  --  restores the VM  specified in
                                                     to the specified client, at the
                                                        specified destination location

    full_vm_restore_in_place()              --  restores the VM specified by the
                                                    user to the same location
"""


from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException
from ...client import Client
from past.builtins import basestring


class AzureRMSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient  Base class, representing a
    AzureRM  virtual server subclient,and to perform operations on that subclient."""

    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """
        self.diskExtension = [".vhd", ".avhd"]
        super(AzureRMSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)

    def full_vm_restore_out_of_place(self,
                                     vm_to_restore=None,

representing a AlibabaCloud Subclient, and
                            to perform operations on that Subclient

AlibabaCloudVirtualServerSubclient:

    full_vm_restore_out_of_place()  --  restores the VM specified in to the specified client,
                                        at the specified destination location

"""

from past.builtins import basestring
from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException


class AlibabaCloudVirtualServerSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient Base class.
       This represents a AlibabaCloud virtual server subclient,
       and can perform restore operations on only that subclient.

    """

    def full_vm_restore_out_of_place(
            self,
            vm_to_restore=None,
            destination_client=None,
            proxy_client=None,
            new_name=None,
            availability_zone=None,
            instance_type=None,
            network=None,
            security_groups=None,

full_vm_restore_in_place()  --  restores the VM specified by the user to
                                    the same location

    full_vm_restore_out_of_place() -- restores the VM specified to the provided
                                      VMware psuedoclient vcenter via
                                      vcenter_client

"""

from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException
from past.builtins import basestring


class RhevVirtualServerSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient Base class.
       This represents a VMWare virtual server subclient,
       and can perform restore operations on only that subclient.

    """

    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """

        super(RhevVirtualServerSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)

nutanixsubclient:

    full_vm_restore_out_of_place()                  --  restores the VM  specified in
                                                        to the specified client, at the
                                                        specified destination location

    full_vm_restore_in_place()                      --  restores the VM specified by the
                                                        user to the same location
"""


from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException


class nutanixsubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient  Base class, representing a
    nutanix  virtual server subclient,and to perform operations on that subclient."""

    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """
        self.diskExtension = ["none"]
        super(nutanixsubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)

    def full_vm_restore_out_of_place(self,
                                     vm_to_restore=None,

AzureStackSubclient:

    full_vm_restore_out_of_place()                  --  restores the VM  specified in
                                                        to the specified client, at the
                                                        specified destination location

    full_vm_restore_in_place()                      --  restores the VM specified by the
                                                        user to the same location
"""

from ..vssubclient import VirtualServerSubclient
from .azure_resource_manager import AzureRMSubclient


class AzureStackSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient  Base class, representing a
    AzureStack virtual server subclient,and to perform operations on that subclient."""

    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """
        self.diskExtension = [".vhd", ".avhd"]
        super(AzureStackSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)

    def full_vm_restore_out_of_place(self,
                                     vm_to_restore=None,

associated with
                                                                        the VirtualServer subclient

    full_vm_restore_out_of_place()                  --  restores the VM  specified in
                                                     to the specified client, at the
                                                        specified destination location

    full_vm_restore_in_place()              --  restores the VM specified by the
                                                    user to the same location
"""
from past.builtins import basestring
from cvpysdk.exception import SDKException
from ..vssubclient import VirtualServerSubclient


class FusionComputeVirtualServerSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient Base class.
       This represents a Fusion Compute virtual server subclient,
       and can perform restore operations on only that subclient.

    """
    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """
        super(FusionComputeVirtualServerSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)
        self.diskExtension = ["none"]

full_vm_restore_out_of_place()                  --  restores the VM  specified in
                                                     to the specified client, at the
                                                        specified destination location

    full_vm_restore_in_place()              --  restores the VM specified by the
                                                    user to the same location
"""

from enum import Enum
from past.builtins import basestring
from ..vssubclient import VirtualServerSubclient
from ...exception import SDKException
# from .vmware import VMWareVirtualServerSubclient


class HyperVVirtualServerSubclient(VirtualServerSubclient):
    """Derived class from VirtualServerSubclient  Base class, representing a
    Hyper-V  virtual server subclient,and to perform operations on that subclient."""

    def __init__(self, backupset_object, subclient_name, subclient_id=None):
        """Initialize the Instance object for the given Virtual Server instance.
        Args
        class_object (backupset_object, subclient_name, subclient_id)  --  instance of the
                                         backupset class, subclient name, subclient id

        """

        super(HyperVVirtualServerSubclient, self).__init__(
            backupset_object, subclient_name, subclient_id)
        self.diskExtension = [".vhd", ".avhd", ".avhdx", ".vhdx"]

    class disk_pattern(Enum):