diff --git a/py/layer_blend.py b/py/layer_blend.py
deleted file mode 100644
index d08a48a..0000000
--- a/py/layer_blend.py
+++ /dev/null
@@ -1,60 +0,0 @@
-from .imagefunc import *
-
-class LayerBlend:
-
-    def __init__(self):
-        pass
-
-    @classmethod
-    def INPUT_TYPES(self):
-        chop_mode = ['normal','multply','screen','add','subtract','difference','darker','lighter']
-        return {
-            "required": {
-                "background_image": ("IMAGE", ),  #
-                "layer_image": ("IMAGE",),  #
-
-                "invert_mask": ("BOOLEAN", {"default": True}),  # 反转mask
-                "blend_mode": (chop_mode,),  # 混合模式
-                "opacity": ("INT", {"default": 100, "min": 0, "max": 100, "step": 1}),  # 透明度
-            },
-            "optional": {
-                "layer_mask": ("MASK",),  #
-            }
-        }
-
-    RETURN_TYPES = ("IMAGE",)
-    RETURN_NAMES = ("image",)
-    FUNCTION = 'layer_blend'
-    CATEGORY = '😺dzNodes'
-    OUTPUT_NODE = True
-
-    def layer_blend(self, background_image, layer_image,
-                  invert_mask, blend_mode, opacity,
-                  layer_mask=None,
-                  ):
-
-        #
-        _layer = tensor2pil(layer_image)
-        _canvas = tensor2pil(background_image)
-        _mask = None
-        if layer_mask is not None and invert_mask:
-            layer_mask = 1 - layer_mask
-
-        # 合成layer
-        _comp = chop_image(tensor2pil(background_image), _layer, blend_mode, opacity)
-        if layer_mask is not None:
-            alpha = tensor2pil(layer_mask).convert('L')
-            _canvas.paste(_comp, mask=alpha)
-        else:
-            _canvas.paste(_comp)
-
-        ret_image = _canvas
-        return (pil2tensor(ret_image),)
-
-NODE_CLASS_MAPPINGS = {
-    "LayerStyle_ImageBlend": LayerBlend
-}
-
-NODE_DISPLAY_NAME_MAPPINGS = {
-    "LayerStyle_ImageBlend": "LayerStyle: ImageBlend"
-}
\ No newline at end of file