def METHOD_NAME(resource_group_name: Optional[str] = None,
                              template_spec_name: Optional[str] = None,
                              template_spec_version: Optional[str] = None,
                              opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetTemplateSpecVersionResult:
    """
    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.
    """
    __args__ = dict()
    __args__['resourceGroupName'] = resource_group_name
    __args__['templateSpecName'] = template_spec_name
    __args__['templateSpecVersion'] = template_spec_version
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:resources/v20190601preview:getTemplateSpecVersion', __args__, opts=opts, typ=GetTemplateSpecVersionResult).value
    return AwaitableGetTemplateSpecVersionResult(
        artifacts=pulumi.get(__ret__, 'artifacts'),
        description=pulumi.get(__ret__, 'description'),
        id=pulumi.get(__ret__, 'id'),
        location=pulumi.get(__ret__, 'location'),
        name=pulumi.get(__ret__, 'name'),
        system_data=pulumi.get(__ret__, 'system_data'),
        tags=pulumi.get(__ret__, 'tags'),
        template=pulumi.get(__ret__, 'template'),
        type=pulumi.get(__ret__, 'type'))