Added hidden and state to passed-in clone of node class

comfy_api/v3/io.py

@@ -549,7 +549,40 @@ class ComboDynamicInput(DynamicInput, io_type="COMFY_COMBODYNAMIC_V3"):
 AutoGrowDynamicInput(id="dynamic", template_input=ImageInput(id="image"))
 
 
-class Hidden(str, Enum):
+class Hidden:
+    def __init__(self, unique_id: str, prompt: Any,
+                 extra_pnginfo: Any, dynprompt: Any,
+                 auth_token_comfy_org: str, api_key_comfy_org: str, **kwargs):
+        self.unique_id = unique_id
+        """UNIQUE_ID is the unique identifier of the node, and matches the id property of the node on the client side. It is commonly used in client-server communications (see messages)."""
+        self.prompt = prompt
+        """PROMPT is the complete prompt sent by the client to the server. See the prompt object for a full description."""
+        self.extra_pnginfo = extra_pnginfo
+        """EXTRA_PNGINFO is a dictionary that will be copied into the metadata of any .png files saved. Custom nodes can store additional information in this dictionary for saving (or as a way to communicate with a downstream node)."""
+        self.dynprompt = dynprompt
+        """DYNPROMPT is an instance of comfy_execution.graph.DynamicPrompt. It differs from PROMPT in that it may mutate during the course of execution in response to Node Expansion."""
+        self.auth_token_comfy_org = auth_token_comfy_org
+        """AUTH_TOKEN_COMFY_ORG is a token acquired from signing into a ComfyOrg account on frontend."""
+        self.api_key_comfy_org = api_key_comfy_org
+        """API_KEY_COMFY_ORG is an API Key generated by ComfyOrg that allows skipping signing into a ComfyOrg account on frontend."""
+
+    def __getattr__(self, key: str):
+        '''If hidden variable not found, return None.'''
+        return None
+    
+    @classmethod
+    def from_dict(cls, d: dict):
+        return cls(
+            unique_id=d.get(HiddenEnum.unique_id),
+            prompt=d.get(HiddenEnum.prompt),
+            extra_pnginfo=d.get(HiddenEnum.extra_pnginfo),
+            dynprompt=d.get(HiddenEnum.dynprompt),
+            auth_token_comfy_org=d.get(HiddenEnum.auth_token_comfy_org),
+            api_key_comfy_org=d.get(HiddenEnum.api_key_comfy_org),
+        )
+
+
+class HiddenEnum(str, Enum):
     '''
     Enumerator for requesting hidden variables in nodes.
     '''
@@ -607,7 +640,7 @@ class SchemaV3:
     """The category of the node, as per the "Add Node" menu."""
     inputs: list[InputV3]=None
     outputs: list[OutputV3]=None
-    hidden: list[Hidden]=None
+    hidden: list[HiddenEnum]=None
     description: str=""
     """Node description, shown as a tooltip when hovering over the node."""
     is_input_list: bool = False
@@ -772,7 +805,7 @@ class ComfyNodeV3(ABC):
             raise Exception(f"No execute function was defined for node class {cls.__name__}.")
 
     @classmethod
-    def prepare_class_clone(cls) -> type[ComfyNodeV3]:
+    def prepare_class_clone(cls, hidden_inputs: dict, *args, **kwargs) -> type[ComfyNodeV3]:
         """Creates clone of real node class to prevent monkey-patching."""
         c_type: type[ComfyNodeV3] = cls if is_class(cls) else type(cls)
         type_clone: type[ComfyNodeV3] = type(f"CLEAN_{c_type.__name__}", c_type.__bases__, {})
@@ -1063,7 +1096,7 @@ class TestNode(ComfyNodeV3):
                 MaskInput("thing"),
                 ],
         outputs=[ImageOutput("image_output")],
-        hidden=[Hidden.api_key_comfy_org, Hidden.auth_token_comfy_org, Hidden.unique_id]
+        hidden=[HiddenEnum.api_key_comfy_org, HiddenEnum.auth_token_comfy_org, HiddenEnum.unique_id]
     )
 
     @classmethod