| can_cast | |
| promote_types | |
| min_scalar_type | |
| result_type | |
| common_type | |
| obj2sctype |
| dtype | Create a data type object. |
| format_parser(formats, names, titles[, ...]) | Class to convert formats, names, titles description to a dtype. |
| finfo | Machine limits for floating point types. |
| iinfo(type) | Machine limits for integer types. |
| MachAr([float_conv, int_conv, ...]) | Diagnosing machine parameters. |
| issctype | |
| issubdtype | |
| issubsctype | |
| issubclass_ | |
| find_common_type |
| typename | |
| sctype2char | |
| mintypecode |