func ParseContainerTypeOrNone(ctype string) (ContainerType, error) {
	if ContainerType(ctype) == NONE {
		return NONE, nil
	}
	return ParseContainerType(ctype)
}
// ParseContainerTypeOrNone converts the specified string into a supported
// ContainerType instance or returns an error if the container type is invalid.
// For this version of the function, 'none' is a valid value.
ParseContainerTypeOrNone converts the specified string into a supported
ContainerType instance or returns an error if the container type is invalid.
For this version of the function, 'none' is a valid value.
// ParseContainerTypeOrNone converts the specified string into a supported // ContainerType instance or returns an error if the container type is invalid . // For this version of the function ' none ' is a valid value .
func ParseContainerTypeOrNone(ctype string) (ContainerType, error) {
	if ContainerType(ctype) == NONE {
		return NONE, nil
	}
	return ParseContainerType(ctype)
}
func ParseContainerTypeOrNone ( ctype string ) ( ContainerType , error ) { if ContainerType ( ctype ) == NONE { return NONE , nil } return ParseContainerType ( ctype ) }
ParseContainerTypeOrNone converts the specified string into a supported
ContainerType instance or returns an error if the container type is invalid.
ParseContainerTypeOrNone converts the specified string into a supported ContainerType instance or returns an error if the container type is invalid .