def METHOD_NAME(environment_name: Optional[str] = None,
                                       registry_name: Optional[str] = None,
                                       resource_group_name: Optional[str] = None,
                                       opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetRegistryEnvironmentContainerResult:
    """
    Azure Resource Manager resource envelope.
    Azure REST API version: 2023-04-01.
    :param str environment_name: Container name. This is case-sensitive.
    :param str registry_name: Name of Azure Machine Learning registry. This is case-insensitive
    :param str resource_group_name: The name of the resource group. The name is case insensitive.
    """
    __args__ = dict()
    __args__['environmentName'] = environment_name
    __args__['registryName'] = registry_name
    __args__['resourceGroupName'] = resource_group_name
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:machinelearningservices:getRegistryEnvironmentContainer', __args__, opts=opts, typ=GetRegistryEnvironmentContainerResult).value
    return AwaitableGetRegistryEnvironmentContainerResult(
        environment_container_properties=pulumi.get(__ret__, 'environment_container_properties'),
        id=pulumi.get(__ret__, 'id'),
        name=pulumi.get(__ret__, 'name'),
        system_data=pulumi.get(__ret__, 'system_data'),
        type=pulumi.get(__ret__, 'type'))