Added support for FLUX.1-Kontext-dev

toolkit/config_modules.py

@@ -757,6 +757,8 @@ class DatasetConfig:
         self.flip_y: bool = kwargs.get('flip_y', False)
         self.augments: List[str] = kwargs.get('augments', [])
         self.control_path: Union[str,List[str]] = kwargs.get('control_path', None)  # depth maps, etc
+        if self.control_path == '':
+            self.control_path = None
         # inpaint images should be webp/png images with alpha channel. The alpha 0 (invisible) section will
         # be the part conditioned to be inpainted. The alpha 1 (visible) section will be the part that is ignored
         self.inpaint_path: Union[str,List[str]] = kwargs.get('inpaint_path', None)