# `GSInterpolationFontProxy initWithFont:instance:error:`

*Initializer*

## Declaration

```swift
init(font: GSFont, instance: GSInstance) throws
```

```objc
- (instancetype) initWithFont:(GSFont *) font instance:(GSInstance *) instance error:(NSError **) error;
```

```python
initWithFont_instance_error_(font: GSFont, instance: GSInstance) -> tuple[GSInterpolationFontProxy, NSError]
```