| ACDID | int | AttributeCalculator Type ID | | |
| attribute_names | str | Attributes that are calculated with an AC of this type. | | |
| calculator_parameters | AttributeCalculatorParameter | Process parameters that can be set for an AC of this type. | | |
| creation_date | datetime | Date this object was defined | | time.epoch |
| filename | str | The name of the associated file | | meta.id meta.file |
| flags | int | Flags to describe the calculator. | | |
| globalname | str | The name used to store and retrieve file to and from Storage | | meta.id |
| input_attribute_names | str | Attributes that have to be present in the parent of an AC of this type. | | |
| is_valid | int | Manual/external flag to disqualify bad calculator definitions | | meta.code |
| name | str | Name of this definition | | meta.id |
| version | int | Version string of the code | | |
