image_nodes.py

class MultipleImagesInput:
    @classmethod
    def INPUT_TYPES(s):
        return {
            "required": {
                "inputcount": ("INT", {"default": 2, "min": 2, "max": 1000, "step": 1}),
                "image_1": ("IMAGE",),
                "image_2": ("IMAGE",),
            },
        }

    RETURN_TYPES = ("IMAGE",)
    RETURN_NAMES = ("images",)
    FUNCTION = "combine"
    CATEGORY = "Comfyui_MiniCPM-V-2_6-int4"
    DESCRIPTION = """
Creates an image batch from multiple images.  
You can set how many inputs the node has,  
with the **inputcount** and clicking update.
"""

    def combine(self, inputcount, **kwargs):
        from nodes import ImageBatch

        image_batch_node = ImageBatch()
        image = kwargs["image_1"]
        for c in range(1, inputcount):
            new_image = kwargs[f"image_{c + 1}"]
            (image,) = image_batch_node.batch(image, new_image)
        return (image,)