Create app.py
Browse files
app.py
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import mxnet as mx
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import matplotlib.pyplot as plt
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import numpy as np
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from collections import namedtuple
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from mxnet.gluon.data.vision import transforms
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import os
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import gradio as gr
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from PIL import Image
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import imageio
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import onnxruntime as ort
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def get_image(path):
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'''
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Using path to image, return the RGB load image
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'''
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img = imageio.imread(path, pilmode='RGB')
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return img
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# Pre-processing function for ImageNet models using numpy
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def preprocess(img):
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'''
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Preprocessing required on the images for inference with mxnet gluon
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The function takes loaded image and returns processed tensor
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'''
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img = np.array(Image.fromarray(img).resize((224, 224))).astype(np.float32)
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img[:, :, 0] -= 123.68
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img[:, :, 1] -= 116.779
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img[:, :, 2] -= 103.939
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img[:,:,[0,1,2]] = img[:,:,[2,1,0]]
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img = img.transpose((2, 0, 1))
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img = np.expand_dims(img, axis=0)
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return img
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mx.test_utils.download('https://s3.amazonaws.com/model-server/inputs/kitten.jpg')
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mx.test_utils.download('https://s3.amazonaws.com/onnx-model-zoo/synset.txt')
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with open('synset.txt', 'r') as f:
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labels = [l.rstrip() for l in f]
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os.system("wget https://github.com/onnx/models/raw/main/vision/classification/inception_and_googlenet/googlenet/model/googlenet-9.onnx")
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ort_session = ort.InferenceSession("googlenet-9.onnx")
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def predict(path):
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img_batch = preprocess(get_image(path))
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outputs = ort_session.run(
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None,
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{"data_0": img_batch.astype(np.float32)},
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)
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a = np.argsort(-outputs[0].flatten())
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results = {}
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for i in a[0:5]:
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results[labels[i]]=float(outputs[0][0][i])
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return results
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title="GoogleNet"
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description="GoogLeNet is the name of a convolutional neural network for classification, which competed in the ImageNet Large Scale Visual Recognition Challenge in 2014."
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examples=[['catonnx.jpg']]
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gr.Interface(predict,gr.inputs.Image(type='filepath'),"label",title=title,description=description,examples=examples).launch(enable_queue=True,debug=True)
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