def METHOD_NAME(resource_group_name: Optional[pulumi.Input[str]] = None,
                                     template_spec_name: Optional[pulumi.Input[str]] = None,
                                     template_spec_version: Optional[pulumi.Input[str]] = None,
                                     opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[GetTemplateSpecVersionResult]:
    """
    Gets a Template Spec version from a specific Template Spec.
    :param str resource_group_name: The name of the resource group. The name is case insensitive.
    :param str template_spec_name: Name of the Template Spec.
    :param str template_spec_version: The version of the Template Spec.
    """
    ...