611 lines
20 KiB
Python
611 lines
20 KiB
Python
from workflow_extractor import WorkflowExtractor
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def test_qwen_image_21_uses_distinct_conditioning_outputs():
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prompt = {
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"1": {"class_type": "UNETLoader", "inputs": {"unet_name": "qwen_image_2.1.safetensors"}},
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"2": {"class_type": "String Literal", "inputs": {"string": "linked positive"}},
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"3": {"class_type": "TextEncodeQwenImage21", "inputs": {
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"prompt": ["2", 0], "negative_prompt": "direct negative",
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}},
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"4": {"class_type": "KSampler", "inputs": {
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"model": ["1", 0], "positive": ["3", 0], "negative": ["3", 1],
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"seed": 42, "steps": 25, "cfg": 1,
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"sampler_name": "euler", "scheduler": "simple", "denoise": 1,
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}},
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"5": {"class_type": "VAEDecode", "inputs": {"samples": ["4", 0]}},
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"6": {"class_type": "MetaHubSaveNode", "inputs": {"images": ["5", 0]}},
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}
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data, missing = WorkflowExtractor(prompt).extract(save_node_id="6")
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assert data["positive"] == "linked positive"
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assert data["negative"] == "direct negative"
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assert data["model_name"] == "qwen_image_2.1.safetensors"
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assert (data["seed"], data["steps"], data["cfg"]) == (42, 25, 1.0)
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assert (data["sampler_name"], data["scheduler"]) == ("euler", "simple")
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assert "positive" not in missing and "negative" not in missing
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prompt["3"]["inputs"]["negative_prompt"] = ""
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data, missing = WorkflowExtractor(prompt).extract(save_node_id="6")
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assert data["negative"] == ""
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assert "negative" not in missing
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prompt["3"]["inputs"]["negative_prompt"] = ["8", 0]
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prompt["7"] = {"class_type": "String Literal", "inputs": {"string": ""}}
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prompt["8"] = {"class_type": "ComfySwitchNode", "inputs": {
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"switch": False, "on_false": ["7", 0], "on_true": ["9", 0],
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}}
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prompt["9"] = {"class_type": "PrimitiveStringMultiline", "inputs": {
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"value": "inactive negative",
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}}
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data, missing = WorkflowExtractor(prompt).extract(save_node_id="6")
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assert data["negative"] == ""
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assert "negative" not in missing
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prompt["3"]["inputs"]["negative_prompt"] = ["7", 0]
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data, missing = WorkflowExtractor(prompt).extract(save_node_id="6")
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assert data["negative"] == ""
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assert "negative" not in missing
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def test_qwen_image_21_prompts_stay_separate_through_cfg_guider():
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prompt = {
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"1": {"class_type": "TextEncodeQwenImage21", "inputs": {
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"prompt": "positive text", "negative_prompt": "negative text",
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}},
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"2": {"class_type": "CFGGuider", "inputs": {
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"positive": ["1", 0], "negative": ["1", 1], "cfg": 1,
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}},
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"3": {"class_type": "SamplerCustomAdvanced", "inputs": {
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"guider": ["2", 0], "noise": ["4", 0], "sigmas": ["5", 0],
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}},
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"4": {"class_type": "RandomNoise", "inputs": {"noise_seed": 42}},
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"5": {"class_type": "BasicScheduler", "inputs": {"steps": 25}},
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}
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data, missing = WorkflowExtractor(prompt).extract()
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assert data["positive"] == "positive text"
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assert data["negative"] == "negative text"
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assert "positive" not in missing and "negative" not in missing
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def test_workflow_extractor_basic_prompt():
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prompt = {
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"1": {
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"class_type": "CheckpointLoaderSimple",
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"inputs": {"ckpt_name": "model.safetensors"},
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},
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"2": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": "positive", "clip": ["1", 1]},
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},
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"3": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": "negative", "clip": ["1", 1]},
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},
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"4": {
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"class_type": "KSampler",
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"inputs": {
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"seed": 123,
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"steps": 20,
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"cfg": 7.5,
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"sampler_name": "euler",
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"scheduler": "normal",
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"denoise": 1.0,
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"model": ["1", 0],
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"positive": ["2", 0],
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"negative": ["3", 0],
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},
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},
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"5": {
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"class_type": "VAEDecode",
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"inputs": {"samples": ["4", 0], "vae": ["1", 2]},
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},
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"6": {
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"class_type": "MetaHubSaveNode",
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"inputs": {"images": ["5", 0]},
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},
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}
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extractor = WorkflowExtractor(prompt)
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data, missing = extractor.extract(save_node_id="6")
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assert not missing
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assert data["seed"] == 123
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assert data["steps"] == 20
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assert data["cfg"] == 7.5
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assert data["sampler_name"] == "euler"
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assert data["scheduler"] == "normal"
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assert data["denoise"] == 1.0
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assert data["positive"] == "positive"
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assert data["negative"] == "negative"
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assert data["model_name"] == "model.safetensors"
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assert data["vae_name"] == "model.safetensors"
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def test_workflow_extractor_traces_sampler_from_model_3d_input():
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prompt = {
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"1": {"class_type": "KSampler", "inputs": {"seed": 111}},
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"2": {"class_type": "KSampler", "inputs": {"seed": 222}},
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"3": {"class_type": "SyntheticMeshGenerator", "inputs": {"samples": ["2", 0]}},
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"4": {"class_type": "MetaHubSave3DModel", "inputs": {"model_3d": ["3", 0]}},
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract(save_node_id="4")
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assert data["seed"] == 222
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def test_workflow_extractor_traces_vae_from_model_3d_input():
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prompt = {
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"1": {"class_type": "CheckpointLoaderSimple", "inputs": {"ckpt_name": "model.safetensors"}},
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"2": {"class_type": "KSampler", "inputs": {"model": ["1", 0]}},
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"3": {"class_type": "VAEDecode", "inputs": {"samples": ["2", 0], "vae": ["1", 2]}},
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"4": {"class_type": "SyntheticMeshGenerator", "inputs": {"images": ["3", 0]}},
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"5": {"class_type": "MetaHubSave3DModel", "inputs": {"model_3d": ["4", 0]}},
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract(save_node_id="5")
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assert data["vae_name"] == "model.safetensors"
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def test_workflow_extractor_traces_source_image_from_model_3d_input():
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prompt = {
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"1": {
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"class_type": "LoadImage",
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"inputs": {"image": "inputs/source.png"},
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},
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"2": {
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"class_type": "SyntheticImageToMesh",
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"inputs": {"image": ["1", 0]},
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},
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"3": {
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"class_type": "MetaHubSave3DModel",
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"inputs": {"model_3d": ["2", 0]},
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},
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract(save_node_id="3")
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assert data["generation_type"] == "image2model3d"
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assert data["source_image"] == {
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"fileName": "source.png",
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"relativePath": "inputs/source.png",
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"nodeId": "1",
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"nodeType": "LoadImage",
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}
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def test_workflow_extractor_lora_detection():
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prompt = {
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"1": {
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"class_type": "LoraLoader",
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"inputs": {"lora_name": "detail.safetensors", "strength_model": 0.8},
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}
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}
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extractor = WorkflowExtractor(prompt)
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data, missing = extractor.extract()
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assert "loras" not in missing
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assert data["lora_list"] == [{"name": "detail.safetensors", "weight": 0.8}]
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def test_workflow_extractor_detects_flux_unet_model_and_vae():
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prompt = {
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"1": {
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"class_type": "UNETLoader",
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"inputs": {"unet_name": "flux-model.safetensors"},
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},
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"2": {
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"class_type": "VAELoader",
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"inputs": {"vae_name": "flux-vae.safetensors"},
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},
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"3": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": "positive", "clip": ["9", 0]},
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},
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"4": {
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"class_type": "BasicScheduler",
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"inputs": {"model": ["1", 0], "steps": 8, "scheduler": "normal"},
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},
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"5": {
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"class_type": "KSampler",
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"inputs": {
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"seed": 123,
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"steps": 8,
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"cfg": 1,
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"sampler_name": "euler",
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"scheduler": "normal",
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"model": ["1", 0],
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"positive": ["3", 0],
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"negative": ["3", 0],
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"latent_image": ["8", 0],
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},
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},
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"6": {
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"class_type": "VAEDecode",
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"inputs": {"samples": ["5", 0], "vae": ["2", 0]},
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},
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"7": {
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"class_type": "MetaHubSaveNode",
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"inputs": {"images": ["6", 0]},
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},
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"8": {"class_type": "EmptyLatentImage", "inputs": {}},
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"9": {"class_type": "CLIPLoader", "inputs": {}},
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract(save_node_id="7")
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assert data["model_name"] == "flux-model.safetensors"
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assert data["vae_name"] == "flux-vae.safetensors"
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def test_workflow_extractor_detects_lora_alternate_keys():
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prompt = {
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"1": {
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"class_type": "PowerLoraLoader",
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"inputs": {"lora_name_1": "style.safetensors", "strength": 0.65},
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}
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract()
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assert data["lora_list"] == [{"name": "style.safetensors", "weight": 0.65}]
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def test_workflow_extractor_detects_rgthree_power_lora_objects():
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prompt = {
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"67": {
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"class_type": "Power Lora Loader (rgthree)",
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"inputs": {
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"lora_1": {
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"on": True,
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"lora": "Z-Detail-Slider.safetensors",
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"strength": 0.5325,
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},
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"lora_2": {
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"on": True,
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"lora": "zy_CinematicShot_zit.safetensors",
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"strength": 0.6875,
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},
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"lora_3": {
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"on": False,
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"lora": "disabled.safetensors",
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"strength": 1.0,
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},
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},
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}
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract()
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assert data["lora_list"] == [
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{"name": "Z-Detail-Slider.safetensors", "weight": 0.5325},
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{"name": "zy_CinematicShot_zit.safetensors", "weight": 0.6875},
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]
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def test_workflow_extractor_reads_style_prompt_encoder_through_basic_guider():
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prompt = {
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"61": {
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"class_type": "SamplerCustomAdvanced",
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"inputs": {
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"noise": ["63", 0],
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"guider": ["101", 0],
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"sampler": ["108", 0],
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"sigmas": ["62", 0],
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"latent_image": ["113", 0],
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},
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},
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"101": {
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"class_type": "BasicGuider",
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"inputs": {
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"model": ["100", 0],
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"conditioning": ["114", 0],
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},
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},
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"114": {
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"class_type": "StylePromptEncoder2 //ZImagePowerNodes",
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"inputs": {
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"style": "\"Production Photo\"",
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"text": "A white cat on the roof of a brick house",
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"clip": ["67", 1],
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},
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},
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}
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extractor = WorkflowExtractor(prompt)
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data, missing = extractor.extract()
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assert data["positive"] == "A white cat on the roof of a brick house"
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assert "positive" not in missing
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def test_workflow_extractor_resolves_connected_seed_and_prompt_strings():
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prompt = {
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"1": {
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"class_type": "UNETLoader",
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"inputs": {"unet_name": "zImageTurboNSFW_82BF16FP8.safetensors"},
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},
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"2": {
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"class_type": "Lora Loader (LoraManager)",
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"inputs": {
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"text": "<lora:Z-Detail-Slider:0.95>",
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"loras": {
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"__value__": [
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{
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"name": "Z-Detail-Slider",
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"strength": 0.75,
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"active": True,
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"clipStrength": 0.75,
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}
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]
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},
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"model": ["1", 0],
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},
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},
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"3": {
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"class_type": "easy positive",
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"inputs": {"positive": "rabbit"},
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},
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"4": {
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"class_type": "JoinStrings",
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"inputs": {"delimiter": " ", "string1": ["3", 0]},
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},
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"5": {
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"class_type": "easy stylesSelector",
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"inputs": {"styles": "fooocus_styles", "select_styles": [], "positive": ["4", 0]},
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},
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"6": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": ["5", 0], "clip": ["2", 1]},
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},
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"7": {
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"class_type": "ConditioningZeroOut",
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"inputs": {"conditioning": ["6", 0]},
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},
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"8": {
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"class_type": "SeedGenerator",
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"inputs": {"seed": 862877771869053},
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},
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"9": {
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"class_type": "ModelSamplingAuraFlow",
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"inputs": {"shift": 3.0, "model": ["2", 0]},
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},
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"10": {
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"class_type": "KSampler",
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"inputs": {
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"seed": ["8", 0],
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"steps": 9,
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"cfg": 1.0,
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"sampler_name": "euler",
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"scheduler": "simple",
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"denoise": 1.0,
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"model": ["9", 0],
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"positive": ["6", 0],
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"negative": ["7", 0],
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},
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},
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"11": {
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"class_type": "VAEDecode",
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"inputs": {"samples": ["10", 0], "vae": ["12", 0]},
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},
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"12": {
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"class_type": "VAELoader",
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"inputs": {"vae_name": "ae.safetensors"},
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},
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"13": {
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"class_type": "MetaHubSaveNode",
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"inputs": {"images": ["11", 0]},
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},
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}
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extractor = WorkflowExtractor(prompt)
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data, missing = extractor.extract(save_node_id="13")
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assert data["seed"] == 862877771869053
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assert data["positive"] == "rabbit"
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assert data["negative"] == ""
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assert data["model_name"] == "zImageTurboNSFW_82BF16FP8.safetensors"
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assert data["vae_name"] == "ae.safetensors"
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assert data["lora_list"] == [{"name": "Z-Detail-Slider", "weight": 0.75}]
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assert "seed" not in missing
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assert "positive" not in missing
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def test_workflow_extractor_detects_img2img_lineage():
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prompt = {
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"1": {
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"class_type": "LoadImage",
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"inputs": {"image": "inputs/base.png"},
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},
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"2": {
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"class_type": "VAEEncode",
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"inputs": {"pixels": ["1", 0], "vae": ["5", 2]},
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},
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"3": {
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"class_type": "KSampler",
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"inputs": {
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"seed": 123,
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"steps": 20,
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"cfg": 7.5,
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"sampler_name": "euler",
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"scheduler": "normal",
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"denoise": 0.45,
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"model": ["5", 0],
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"positive": ["6", 0],
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"negative": ["7", 0],
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"latent_image": ["2", 0],
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},
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},
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"4": {
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"class_type": "VAEDecode",
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"inputs": {"samples": ["3", 0], "vae": ["5", 2]},
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},
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"5": {
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"class_type": "CheckpointLoaderSimple",
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"inputs": {"ckpt_name": "model.safetensors"},
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},
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"6": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": "positive", "clip": ["5", 1]},
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},
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"7": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": "negative", "clip": ["5", 1]},
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},
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"8": {
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"class_type": "MetaHubSaveNode",
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"inputs": {"images": ["4", 0]},
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},
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}
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extractor = WorkflowExtractor(prompt)
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data, _missing = extractor.extract(save_node_id="8")
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assert data["generation_type"] == "img2img"
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assert data["source_image"]["fileName"] == "base.png"
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assert data["source_image"]["relativePath"] == "inputs/base.png"
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def test_workflow_extractor_resolves_custom_advanced_sampler_chain():
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prompt = {
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"6": {
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"class_type": "CLIPTextEncode",
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"inputs": {"text": "positive prompt", "clip": ["97", 0]},
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},
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"39": {
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"class_type": "VAELoader",
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"inputs": {"vae_name": "diffusion_pytorch_model.safetensors"},
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},
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"61": {
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"class_type": "SamplerCustomAdvanced",
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"inputs": {
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"noise": ["63", 0],
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"guider": ["101", 0],
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"sampler": ["108", 0],
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"sigmas": ["62", 0],
|
|
"latent_image": ["104", 0],
|
|
},
|
|
},
|
|
"62": {
|
|
"class_type": "BasicScheduler",
|
|
"inputs": {"scheduler": "beta", "steps": 9, "denoise": 1.0, "model": ["100", 0]},
|
|
},
|
|
"63": {
|
|
"class_type": "RandomNoise",
|
|
"inputs": {"noise_seed": 604786586961193},
|
|
},
|
|
"71": {
|
|
"class_type": "VAEDecode",
|
|
"inputs": {"samples": ["61", 0], "vae": ["39", 0]},
|
|
},
|
|
"91": {
|
|
"class_type": "UNETLoader",
|
|
"inputs": {"unet_name": "jibMixZIT_v10.safetensors"},
|
|
},
|
|
"100": {
|
|
"class_type": "ModelSamplingAuraFlow",
|
|
"inputs": {"shift": 5.0, "model": ["91", 0]},
|
|
},
|
|
"101": {
|
|
"class_type": "BasicGuider",
|
|
"inputs": {"model": ["100", 0], "conditioning": ["6", 0]},
|
|
},
|
|
"104": {
|
|
"class_type": "EmptyLatentImage",
|
|
"inputs": {"width": 1024, "height": 1024, "batch_size": 1},
|
|
},
|
|
"108": {
|
|
"class_type": "ClownSampler_Beta",
|
|
"inputs": {"eta": 0.23, "sampler_name": "linear/ralston_2s", "seed": 141088624843721},
|
|
},
|
|
"112": {
|
|
"class_type": "MetaHubSaveImage",
|
|
"inputs": {"images": ["71", 0]},
|
|
},
|
|
}
|
|
|
|
extractor = WorkflowExtractor(prompt)
|
|
data, missing = extractor.extract(save_node_id="112")
|
|
|
|
assert data["seed"] == 604786586961193
|
|
assert data["steps"] == 9
|
|
assert data["sampler_name"] == "linear/ralston_2s"
|
|
assert data["scheduler"] == "beta"
|
|
assert data["denoise"] == 1.0
|
|
assert data["positive"] == "positive prompt"
|
|
assert data["model_name"] == "jibMixZIT_v10.safetensors"
|
|
assert data["vae_name"] == "diffusion_pytorch_model.safetensors"
|
|
assert {"seed", "steps", "sampler_name", "scheduler", "denoise", "positive", "model_name", "vae_name"}.isdisjoint(missing)
|
|
|
|
|
|
def test_workflow_extractor_follows_krea2_false_switch_to_prompt_text():
|
|
expected = "A studio portrait with dramatic directional lighting"
|
|
prompt = {
|
|
"67": {"class_type": "PrimitiveBoolean", "inputs": {"value": False}},
|
|
"70": {
|
|
"class_type": "ComfySwitchNode",
|
|
"inputs": {"switch": ["67", 0], "on_false": ["71", 0], "on_true": ["61", 0]},
|
|
},
|
|
"71": {"class_type": "PrimitiveStringMultiline", "inputs": {"value": expected}},
|
|
"72": {
|
|
"class_type": "KSampler",
|
|
"inputs": {
|
|
"seed": 123,
|
|
"steps": 10,
|
|
"cfg": 1,
|
|
"sampler_name": "euler",
|
|
"scheduler": "simple",
|
|
"positive": ["73", 0],
|
|
},
|
|
},
|
|
"73": {"class_type": "CLIPTextEncode", "inputs": {"text": ["70", 0]}},
|
|
}
|
|
|
|
extracted, missing = WorkflowExtractor(prompt).extract()
|
|
|
|
assert extracted["positive"] == expected
|
|
assert "positive" not in missing
|
|
|
|
|
|
def test_workflow_extractor_preserves_empty_selected_switch_branch():
|
|
prompt = {
|
|
"1": {"class_type": "CLIPTextEncode", "inputs": {"text": "positive prompt"}},
|
|
"2": {"class_type": "PrimitiveStringMultiline", "inputs": {"value": "inactive negative prompt"}},
|
|
"3": {"class_type": "ConditioningZeroOut", "inputs": {}},
|
|
"4": {
|
|
"class_type": "ComfySwitchNode",
|
|
"inputs": {"switch": False, "on_false": ["3", 0], "on_true": ["2", 0]},
|
|
},
|
|
"5": {"class_type": "CLIPTextEncode", "inputs": {"text": ["4", 0]}},
|
|
"6": {
|
|
"class_type": "KSampler",
|
|
"inputs": {
|
|
"seed": 123,
|
|
"steps": 10,
|
|
"cfg": 1,
|
|
"sampler_name": "euler",
|
|
"scheduler": "simple",
|
|
"positive": ["1", 0],
|
|
"negative": ["5", 0],
|
|
},
|
|
},
|
|
}
|
|
|
|
extracted, missing = WorkflowExtractor(prompt).extract()
|
|
|
|
assert extracted["negative"] == ""
|
|
assert "negative" not in missing
|