| seterr ([all, divide, over, ...]) | Set how floating-point errors are handled. |
| geterr () | Get the current way of handling floating-point errors. |
| seterrcall (func) | Set the floating-point error callback function or log object. |
| geterrcall () | Return the current callback function used on floating-point errors. |
| errstate | with errstate(**state): –> operations in following block use given state. |