set_attributes
Description:
Sets the text attributes for a layout object.
References attrs, so the caller can unref its reference.
Parameters:
| this | a `PangoLayout` | 
| attrs | a `PangoAttrList` | 
Sets the text attributes for a layout object.
References attrs, so the caller can unref its reference.
| this | a `PangoLayout` | 
| attrs | a `PangoAttrList` |