Merge pull request #8929 from bigcat88/v3/nodes/preview-any

[V3] rename DEFINE_SCHEMA, PreviewAny & AudioAce nodes

comfy_api/internal/__init__.py

@@ -1,6 +1,6 @@
 class ComfyNodeInternal:
-    '''Class that all V3-based APIs inhertif from for ComfyNode.
+    """Class that all V3-based APIs inherit from for ComfyNode.
 
-    This is intended to only be referenced within execution.py, as it has to handle all V3 APIs going forward.'''
+    This is intended to only be referenced within execution.py, as it has to handle all V3 APIs going forward."""
     ...
 

comfy_api/v3/io.py

@@ -390,19 +390,19 @@ class String(ComfyTypeIO):
     class Input(WidgetInputV3):
         '''String input.'''
         def __init__(self, id: str, display_name: str=None, optional=False, tooltip: str=None, lazy: bool=None,
-                    multiline=False, placeholder: str=None, default: str=None, dynamicPrompts: bool=None,
+                    multiline=False, placeholder: str=None, default: str=None, dynamic_prompts: bool=None,
                     socketless: bool=None, force_input: bool=None):
             super().__init__(id, display_name, optional, tooltip, lazy, default, socketless, None, force_input)
             self.multiline = multiline
             self.placeholder = placeholder
-            self.dynamicPrompts = dynamicPrompts
+            self.dynamic_prompts = dynamic_prompts
             self.default: str
 
         def as_dict_V1(self):
             return super().as_dict_V1() | prune_dict({
                 "multiline": self.multiline,
                 "placeholder": self.placeholder,
-                "dynamicPrompts": self.dynamicPrompts,
+                "dynamicPrompts": self.dynamic_prompts,
             })
 
 @comfytype(io_type="COMBO")
@@ -1155,7 +1155,7 @@ class ComfyNodeV3(ComfyNodeInternal):
 
     @classmethod
     @abstractmethod
-    def DEFINE_SCHEMA(cls) -> SchemaV3:
+    def define_schema(cls) -> SchemaV3:
         """Override this function with one that returns a SchemaV3 instance."""
         raise NotImplementedError
 
@@ -1207,8 +1207,8 @@ class ComfyNodeV3(ComfyNodeInternal):
 
     @classmethod
     def VALIDATE_CLASS(cls):
-        if not callable(cls.DEFINE_SCHEMA):
-            raise Exception(f"No DEFINE_SCHEMA function was defined for node class {cls.__name__}.")
+        if not callable(cls.define_schema):
+            raise Exception(f"No define_schema function was defined for node class {cls.__name__}.")
         if not callable(cls.execute):
             raise Exception(f"No execute function was defined for node class {cls.__name__}.")
 
@@ -1350,8 +1350,8 @@ class ComfyNodeV3(ComfyNodeInternal):
 
     @classmethod
     def FINALIZE_SCHEMA(cls):
-        """Call DEFINE_SCHEMA and finalize it."""
-        schema = cls.DEFINE_SCHEMA()
+        """Call define_schema and finalize it."""
+        schema = cls.define_schema()
         schema.finalize()
         return schema
 
@@ -1482,7 +1482,7 @@ class _UIOutput(ABC):
 
 class TestNode(ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return SchemaV3(
         node_id="TestNode_v3",
         display_name="Test Node (V3)",

comfy_extras/nodes_v3_test.py

@@ -27,7 +27,7 @@ class V3TestNode(io.ComfyNodeV3):
         self.hahajkunless = ";)"
 
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="V3_01_TestNode1",
             display_name="V3 Test Node",
@@ -113,7 +113,7 @@ class V3TestNode(io.ComfyNodeV3):
 
 class V3LoraLoader(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="V3_LoraLoader",
             display_name="V3 LoRA Loader",
@@ -163,7 +163,7 @@ class V3LoraLoader(io.ComfyNodeV3):
 
 class NInputsTest(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="V3_NInputsTest",
             display_name="V3 N Inputs Test",

comfy_extras/v3/nodes_ace.py

@@ -0,0 +1,57 @@
+from __future__ import annotations
+
+import torch
+
+import comfy.model_management
+import node_helpers
+from comfy_api.v3 import io
+
+
+class TextEncodeAceStepAudio(io.ComfyNodeV3):
+    @classmethod
+    def define_schema(cls):
+        return io.SchemaV3(
+            node_id="TextEncodeAceStepAudio_V3",
+            category="conditioning",
+            inputs=[
+                io.Clip.Input("clip"),
+                io.String.Input("tags", multiline=True, dynamic_prompts=True),
+                io.String.Input("lyrics", multiline=True, dynamic_prompts=True),
+                io.Float.Input("lyrics_strength", default=1.0, min=0.0, max=10.0, step=0.01),
+            ],
+            outputs=[io.Conditioning.Output()],
+        )
+
+    @classmethod
+    def execute(cls, clip, tags, lyrics, lyrics_strength) -> io.NodeOutput:
+        conditioning = clip.encode_from_tokens_scheduled(clip.tokenize(tags, lyrics=lyrics))
+        conditioning = node_helpers.conditioning_set_values(conditioning, {"lyrics_strength": lyrics_strength})
+        return io.NodeOutput(conditioning)
+
+
+class EmptyAceStepLatentAudio(io.ComfyNodeV3):
+    @classmethod
+    def define_schema(cls):
+        return io.SchemaV3(
+            node_id="EmptyAceStepLatentAudio_V3",
+            category="latent/audio",
+            inputs=[
+                io.Float.Input("seconds", default=120.0, min=1.0, max=1000.0, step=0.1),
+                io.Int.Input(
+                    "batch_size", default=1, min=1, max=4096, tooltip="The number of latent images in the batch."
+                ),
+            ],
+            outputs=[io.Latent.Output()],
+        )
+
+    @classmethod
+    def execute(cls, seconds, batch_size) -> io.NodeOutput:
+        length = int(seconds * 44100 / 512 / 8)
+        latent = torch.zeros([batch_size, 8, 16, length], device=comfy.model_management.intermediate_device())
+        return io.NodeOutput({"samples": latent, "type": "audio"})
+
+
+NODES_LIST: list[type[io.ComfyNodeV3]] = [
+    TextEncodeAceStepAudio,
+    EmptyAceStepLatentAudio,
+]

comfy_extras/v3/nodes_audio.py

@@ -18,7 +18,7 @@ from comfy_api.v3 import io, ui
 
 class ConditioningStableAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ConditioningStableAudio_V3",
             category="conditioning",
@@ -48,7 +48,7 @@ class ConditioningStableAudio_V3(io.ComfyNodeV3):
 
 class EmptyLatentAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="EmptyLatentAudio_V3",
             category="latent/audio",
@@ -70,7 +70,7 @@ class EmptyLatentAudio_V3(io.ComfyNodeV3):
 
 class LoadAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="LoadAudio_V3",  # frontend expects "LoadAudio" to work
             display_name="Load Audio _V3",  # frontend ignores "display_name" for this node
@@ -108,7 +108,7 @@ class LoadAudio_V3(io.ComfyNodeV3):
 
 class PreviewAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PreviewAudio_V3",  # frontend expects "PreviewAudio" to work
             display_name="Preview Audio _V3",  # frontend ignores "display_name" for this node
@@ -127,7 +127,7 @@ class PreviewAudio_V3(io.ComfyNodeV3):
 
 class SaveAudioMP3_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SaveAudioMP3_V3",  # frontend expects "SaveAudioMP3" to work
             display_name="Save Audio(MP3) _V3",  # frontend ignores "display_name" for this node
@@ -148,7 +148,7 @@ class SaveAudioMP3_V3(io.ComfyNodeV3):
 
 class SaveAudioOpus_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SaveAudioOpus_V3",  # frontend expects "SaveAudioOpus" to work
             display_name="Save Audio(Opus) _V3",  # frontend ignores "display_name" for this node
@@ -169,7 +169,7 @@ class SaveAudioOpus_V3(io.ComfyNodeV3):
 
 class SaveAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SaveAudio_V3",  # frontend expects "SaveAudio" to work
             display_name="Save Audio _V3",  # frontend ignores "display_name" for this node
@@ -189,7 +189,7 @@ class SaveAudio_V3(io.ComfyNodeV3):
 
 class VAEDecodeAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="VAEDecodeAudio_V3",
             category="latent/audio",
@@ -211,7 +211,7 @@ class VAEDecodeAudio_V3(io.ComfyNodeV3):
 
 class VAEEncodeAudio_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="VAEEncodeAudio_V3",
             category="latent/audio",

comfy_extras/v3/nodes_controlnet.py

@@ -5,7 +5,7 @@ from comfy_api.v3 import io
 
 class ControlNetApplyAdvanced_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ControlNetApplyAdvanced_V3",
             display_name="Apply ControlNet _V3",
@@ -62,7 +62,7 @@ class ControlNetApplyAdvanced_V3(io.ComfyNodeV3):
 
 class SetUnionControlNetType_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SetUnionControlNetType_V3",
             category="conditioning/controlnet",
@@ -89,7 +89,7 @@ class SetUnionControlNetType_V3(io.ComfyNodeV3):
 
 class ControlNetInpaintingAliMamaApply_V3(ControlNetApplyAdvanced_V3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ControlNetInpaintingAliMamaApply_V3",
             category="conditioning/controlnet",

comfy_extras/v3/nodes_images.py

@@ -18,7 +18,7 @@ from server import PromptServer
 
 class GetImageSize(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="GetImageSize_V3",
             display_name="Get Image Size _V3",
@@ -51,7 +51,7 @@ class GetImageSize(io.ComfyNodeV3):
 
 class ImageAddNoise(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ImageAddNoise_V3",
             display_name="Image Add Noise _V3",
@@ -84,7 +84,7 @@ class ImageAddNoise(io.ComfyNodeV3):
 
 class ImageCrop(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ImageCrop_V3",
             display_name="Image Crop _V3",
@@ -110,7 +110,7 @@ class ImageCrop(io.ComfyNodeV3):
 
 class ImageFlip(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ImageFlip_V3",
             display_name="Image Flip _V3",
@@ -134,7 +134,7 @@ class ImageFlip(io.ComfyNodeV3):
 
 class ImageFromBatch(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ImageFromBatch_V3",
             display_name="Image From Batch _V3",
@@ -158,7 +158,7 @@ class ImageFromBatch(io.ComfyNodeV3):
 
 class ImageRotate(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ImageRotate_V3",
             display_name="Image Rotate _V3",
@@ -187,7 +187,7 @@ class ImageStitch(io.ComfyNodeV3):
     """Upstreamed from https://github.com/kijai/ComfyUI-KJNodes"""
 
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ImageStitch_V3",
             display_name="Image Stitch _V3",
@@ -355,7 +355,7 @@ class ImageStitch(io.ComfyNodeV3):
 
 class LoadImage(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="LoadImage_V3",
             display_name="Load Image _V3",
@@ -443,7 +443,7 @@ class LoadImage(io.ComfyNodeV3):
 
 class LoadImageOutput(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="LoadImageOutput_V3",
             display_name="Load Image (from Outputs) _V3",
@@ -532,7 +532,7 @@ class LoadImageOutput(io.ComfyNodeV3):
 
 class PreviewImage(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PreviewImage_V3",
             display_name="Preview Image _V3",
@@ -552,7 +552,7 @@ class PreviewImage(io.ComfyNodeV3):
 
 class RepeatImageBatch(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="RepeatImageBatch_V3",
             display_name="Repeat Image Batch _V3",
@@ -571,7 +571,7 @@ class RepeatImageBatch(io.ComfyNodeV3):
 
 class ResizeAndPadImage(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="ResizeAndPadImage_V3",
             display_name="Resize and Pad Image _V3",
@@ -616,7 +616,7 @@ class ResizeAndPadImage(io.ComfyNodeV3):
 
 class SaveAnimatedPNG(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SaveAnimatedPNG_V3",
             display_name="Save Animated PNG _V3",
@@ -681,7 +681,7 @@ class SaveAnimatedWEBP(io.ComfyNodeV3):
     COMPRESS_METHODS = {"default": 4, "fastest": 0, "slowest": 6}
 
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SaveAnimatedWEBP_V3",
             display_name="Save Animated WEBP _V3",
@@ -744,7 +744,7 @@ class SaveAnimatedWEBP(io.ComfyNodeV3):
 
 class SaveImage(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="SaveImage_V3",
             display_name="Save Image _V3",

comfy_extras/v3/nodes_mask.py

@@ -9,7 +9,7 @@ class MaskPreview_V3(io.ComfyNodeV3):
     """
 
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="MaskPreview_V3",
             display_name="Preview Mask _V3",

comfy_extras/v3/nodes_preview_any.py

@@ -0,0 +1,47 @@
+from __future__ import annotations
+
+import json
+
+from comfy_api.v3 import io, ui
+
+
+class PreviewAny(io.ComfyNodeV3):
+    """Originally implement from https://github.com/rgthree/rgthree-comfy/blob/main/py/display_any.py
+
+    upstream requested in https://github.com/Kosinkadink/rfcs/blob/main/rfcs/0000-corenodes.md#preview-nodes"""
+
+    @classmethod
+    def define_schema(cls):
+        return io.SchemaV3(
+            node_id="PreviewAny_V3",  # frontend expects "PreviewAny" to work
+            display_name="Preview Any _V3",  # frontend ignores "display_name" for this node
+            description="Preview any type of data by converting it to a readable text format.",
+            category="utils",
+            inputs=[
+                io.AnyType.Input("source"),  # TODO: does not work currently, as `io.AnyType` does not define __ne__
+            ],
+            is_output_node=True,
+        )
+
+    @classmethod
+    def execute(cls, source=None) -> io.NodeOutput:
+        value = "None"
+        if isinstance(source, str):
+            value = source
+        elif isinstance(source, (int, float, bool)):
+            value = str(source)
+        elif source is not None:
+            try:
+                value = json.dumps(source)
+            except Exception:
+                try:
+                    value = str(source)
+                except Exception:
+                    value = "source exists, but could not be serialized."
+
+        return io.NodeOutput(ui=ui.PreviewText(value))
+
+
+NODES_LIST: list[type[io.ComfyNodeV3]] = [
+    PreviewAny,
+]

comfy_extras/v3/nodes_primitive.py

@@ -7,7 +7,7 @@ from comfy_api.v3 import io
 
 class String_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PrimitiveString_V3",
             display_name="String _V3",
@@ -25,7 +25,7 @@ class String_V3(io.ComfyNodeV3):
 
 class StringMultiline_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PrimitiveStringMultiline_V3",
             display_name="String (Multiline) _V3",
@@ -43,7 +43,7 @@ class StringMultiline_V3(io.ComfyNodeV3):
 
 class Int_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PrimitiveInt_V3",
             display_name="Int _V3",
@@ -61,7 +61,7 @@ class Int_V3(io.ComfyNodeV3):
 
 class Float_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PrimitiveFloat_V3",
             display_name="Float _V3",
@@ -79,7 +79,7 @@ class Float_V3(io.ComfyNodeV3):
 
 class Boolean_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="PrimitiveBoolean_V3",
             display_name="Boolean _V3",

comfy_extras/v3/nodes_stable_cascade.py

@@ -25,7 +25,7 @@ from comfy_api.v3 import io
 
 class StableCascade_EmptyLatentImage_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="StableCascade_EmptyLatentImage_V3",
             category="latent/stable_cascade",
@@ -50,7 +50,7 @@ class StableCascade_EmptyLatentImage_V3(io.ComfyNodeV3):
 
 class StableCascade_StageC_VAEEncode_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="StableCascade_StageC_VAEEncode_V3",
             category="latent/stable_cascade",
@@ -81,7 +81,7 @@ class StableCascade_StageC_VAEEncode_V3(io.ComfyNodeV3):
 
 class StableCascade_StageB_Conditioning_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="StableCascade_StageB_Conditioning_V3",
             category="conditioning/stable_cascade",
@@ -107,7 +107,7 @@ class StableCascade_StageB_Conditioning_V3(io.ComfyNodeV3):
 
 class StableCascade_SuperResolutionControlnet_V3(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="StableCascade_SuperResolutionControlnet_V3",
             category="_for_testing/stable_cascade",

comfy_extras/v3/nodes_webcam.py

@@ -9,32 +9,18 @@ import node_helpers
 import nodes
 from comfy_api.v3 import io
 
-MAX_RESOLUTION = nodes.MAX_RESOLUTION
 
-
-class WebcamCapture_V3(io.ComfyNodeV3):
+class WebcamCapture(io.ComfyNodeV3):
     @classmethod
-    def DEFINE_SCHEMA(cls):
+    def define_schema(cls):
         return io.SchemaV3(
             node_id="WebcamCapture_V3",
             display_name="Webcam Capture _V3",
             category="image",
             inputs=[
                 io.Webcam.Input("image"),
-                io.Int.Input(
-                    "width",
-                    default=0,
-                    min=0,
-                    max=MAX_RESOLUTION,
-                    step=1,
-                ),
-                io.Int.Input(
-                    "height",
-                    default=0,
-                    min=0,
-                    max=MAX_RESOLUTION,
-                    step=1,
-                ),
+                io.Int.Input("width", default=0, min=0, max=nodes.MAX_RESOLUTION, step=1),
+                io.Int.Input("height", default=0, min=0, max=nodes.MAX_RESOLUTION, step=1),
                 io.Boolean.Input("capture_on_queue", default=True),
             ],
             outputs=[
@@ -103,4 +89,4 @@ class WebcamCapture_V3(io.ComfyNodeV3):
         return True
 
 
-NODES_LIST: list[type[io.ComfyNodeV3]] = [WebcamCapture_V3]
+NODES_LIST: list[type[io.ComfyNodeV3]] = [WebcamCapture]

nodes.py

@@ -2299,13 +2299,15 @@ def init_builtin_extra_nodes():
         "nodes_tcfg.py",
         "nodes_v3_test.py",
         "nodes_v1_test.py",
+        "v3/nodes_ace.py",
         "v3/nodes_audio.py",
         "v3/nodes_controlnet.py",
         "v3/nodes_images.py",
         "v3/nodes_mask.py",
+        "v3/nodes_preview_any.py",
         "v3/nodes_primitive.py",
-        "v3/nodes_webcam.py",
         "v3/nodes_stable_cascade.py",
+        "v3/nodes_webcam.py",
     ]
 
     import_failed = []