add NoneNode

README.md

@@ -90,6 +90,7 @@ Tips: base64格式字符串比较长，会导致界面卡顿，接口请求带
 |     ×      | ImageSizeGetter              | 获取图片尺寸（宽、高、最大边、最小边、批次）                                                                                                                                         |
 |     ×      | FilterSortDependSubGraphs    | 使前置依赖子图按指定顺序执行（且只执行配置的前置依赖），如：配置filter_sort为1,4,3 表示按 depend_1 => depend_4 => depend_3 依次执行, 而depend_2不会被执行。                                                   |
 |     ×      | SortDependSubGraphs          | 使前置依赖子图按指定顺序执行（未配置的依赖输入项在指定项后按默认顺序执行），如：配置sort为1,4 表示先按 depend_1 => depend_4 依次执行, 然后depend_3和depend_2按默认顺序执行。                                                 |
+|     ×      | NoneNode                     | 返回None                                                                                                                                                         |
 
 ### 示例
   ![save api extended](docs/example_note.png)
@@ -103,6 +104,8 @@ Tips: base64格式字符串比较长，会导致界面卡顿，接口请求带
   ![批量裁剪打标](example/example_image_crop_tag.png)
 
 ## 更新记录
+### 2025-03-28 (v1.1.4)
+- 新增节点 NoneNode
 ### 2025-03-28 (v1.1.3)
 - 新增配置项 `allow_create_dir_when_save` 控制保存文本和图像时是否自动创建目录
 - 新增节点 ImageSizeGetter、FilterSortDependSubGraphs、SortDependSubGraphs

easyapi/UtilNode.py

@@ -779,6 +779,18 @@ class LoadLocalFilePath:
 
         return image_paths, len(image_paths), relative_image_paths, directory,
 
+class NoneNode:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {}
+    RETURN_TYPES = (any_type,)
+    RETURN_NAMES = ("none",)
+    FUNCTION = "execute"
+    CATEGORY = "EasyApi/Utils"
+    DESCRIPTION = "判断输入是否为None、空列表、空字符串(trim后判断)、空字典"
+
+    def execute(self):
+        return None,
 
 class IsNoneOrEmpty:
     @classmethod
@@ -828,7 +840,7 @@ class IsNoneOrEmptyOptional:
     OUTPUT_IS_LIST = (True,)
 
     def execute(self, any=None, default=None):
-        if any is None or len(any) == 0:
+        if any is None or len(any) == 0 or any[0] is None:
             return default,
         if isinstance(any[0], (list, tuple, dict)):
             return (default if len(any[0]) == 0 else any,)
@@ -837,7 +849,7 @@ class IsNoneOrEmptyOptional:
         return (any,)
 
     def check_lazy_status(self, any=None, default=None):
-        if any is None or len(any) == 0:
+        if any is None or len(any) == 0 or any[0] is None:
             return ["default"]
         if isinstance(any[0], (list, tuple, dict)):
             return ["default"] if len(any[0]) == 0 else ["any"]
@@ -1211,6 +1223,7 @@ NODE_CLASS_MAPPINGS = {
     "ConvertToJsonStr": ConvertToJsonStr,
     "FilterValueForList": FilterValueForList,
     "LoadLocalFilePath": LoadLocalFilePath,
+    "NoneNode": NoneNode,
     "IsNoneOrEmpty": IsNoneOrEmpty,
     "IsNoneOrEmptyOptional": IsNoneOrEmptyOptional,
     "EmptyOutputNode": EmptyOutputNode,
@@ -1253,6 +1266,7 @@ NODE_DISPLAY_NAME_MAPPINGS = {
     "ConvertToJsonStr": "ConvertToJsonStr",
     "FilterValueForList": "FilterValueForList",
     "LoadLocalFilePath": "LoadLocalFilePath",
+    "NoneNode": "NoneNode",
     "IsNoneOrEmpty": "IsNoneOrEmpty",
     "IsNoneOrEmptyOptional": "IsNoneOrEmptyOptional",
     "EmptyOutputNode": "EmptyOutputNode",

pyproject.toml

@@ -1,7 +1,7 @@
 [project]
 name = "comfyui-easyapi-nodes"
 description = "Provides some features and nodes related to API calls. 开发独立应用调用ComfyUI服务的一些补充节点。"
-version = "1.1.3"
+version = "1.1.4"
 license = { file = "LICENSE" }
 dependencies = ["segment_anything", "simple_lama_inpainting", "insightface", "simplejson", "pycocotools"]