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feat(api): add conversion script for LoRAs from sd-scripts (#213)
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from logging import getLogger, basicConfig, DEBUG | ||
from onnx import load_model, ModelProto | ||
from onnx.numpy_helper import to_array | ||
from sys import argv, stdout | ||
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basicConfig(stream=stdout, level=DEBUG) | ||
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logger = getLogger(__name__) | ||
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def diff_models(ref_model: ModelProto, cmp_model: ModelProto): | ||
if len(ref_model.graph.initializer) != len(cmp_model.graph.initializer): | ||
logger.warning("different number of initializers: %s vs %s", len(ref_model.graph.initializer), len(cmp_model.graph.initializer)) | ||
else: | ||
for (ref_init, cmp_init) in zip(ref_model.graph.initializer, cmp_model.graph.initializer): | ||
if ref_init.name != cmp_init.name: | ||
logger.info("different node names: %s vs %s", ref_init.name, cmp_init.name) | ||
elif ref_init.data_location != cmp_init.data_location: | ||
logger.info("different data locations: %s vs %s", ref_init.data_location, cmp_init.data_location) | ||
elif ref_init.data_type != cmp_init.data_type: | ||
logger.info("different data types: %s vs %s", ref_init.data_type, cmp_init.data_type) | ||
elif len(ref_init.raw_data) != len(cmp_init.raw_data): | ||
logger.info("different raw data size: %s vs %s", len(ref_init.raw_data), len(cmp_init.raw_data)) | ||
elif len(ref_init.raw_data) > 0 and len(cmp_init.raw_data) > 0: | ||
ref_data = to_array(ref_init) | ||
cmp_data = to_array(cmp_init) | ||
data_diff = ref_data - cmp_data | ||
if data_diff.max() > 0: | ||
logger.info("raw data differs: %s", data_diff) | ||
else: | ||
logger.info("initializers are identical in all checked fields: %s", ref_init.name) | ||
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if __name__ == "__main__": | ||
ref_path = argv[1] | ||
cmp_paths = argv[2:] | ||
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logger.info("loading reference model from %s", ref_path) | ||
ref_model = load_model(ref_path) | ||
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for cmp_path in cmp_paths: | ||
logger.info("loading comparison model from %s", cmp_path) | ||
cmp_model = load_model(cmp_path) | ||
diff_models(ref_model, cmp_model) |