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Upload inference.py

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  1. inference.py +31 -0
inference.py ADDED
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+ import requests
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+ from PIL import Image
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+
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+ from optimum.amd.ryzenai import RyzenAIModelForImageClassification
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+ from transformers import PretrainedConfig, pipeline
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+
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+ import timm
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+ import torch
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+
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+ url = "http://images.cocodataset.org/val2017/000000039769.jpg"
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+ image = Image.open(requests.get(url, stream=True).raw)
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+
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+ quantized_model_path = "mohitsha/timm_resnet18_onnx_quantized_ryzen"
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+
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+ # The path and name of the runtime configuration file. A default version of this file can be
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+ # found in the voe-4.0-win_​amd64 folder of the Ryzen AI software installation package under
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+ # the name vaip_​config.json
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+ vaip_config = ".\\vaip_config.json"
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+
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+ model = RyzenAIModelForImageClassification.from_pretrained(quantized_model_path, vaip_config=vaip_config)
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+
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+ config = PretrainedConfig.from_pretrained(quantized_model_path)
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+
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+ # preprocess config
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+ data_config = timm.data.resolve_data_config(pretrained_cfg=config.pretrained_cfg)
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+ transforms = timm.data.create_transform(**data_config, is_training=False)
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+
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+ output = model(transforms(image).unsqueeze(0)).logits # unsqueeze single image into batch of 1
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+ top5_probabilities, top5_class_indices = torch.topk(torch.softmax(output, dim=1) * 100, k=5)
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+
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+ print(top5_class_indices)