Magic Functions

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import pylab; from skimage import io,color,measure

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import warnings; warnings.filterwarnings('ignore')

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from IPython.core.magic import register_line_magic

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@register_line_magic

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def vector(file):

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    file_path='https://raw.githubusercontent.com/'+\

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              'OlgaBelitskaya/data/main/decors/'

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    img=io.imread(file_path+file)

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    level=.7; img=color.colorconv.rgba2rgb(img) 

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    gray_img=color.colorconv.rgb2gray(img) 

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    contours=measure.find_contours(gray_img,level)

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    pylab.figure(figsize=(5,5))

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    pylab.gca().invert_yaxis()

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    pylab.imshow(img,alpha=.1)

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    [pylab.plot(c[:,1],c[:,0],lw=1) for c in contours]

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    pylab.xticks([]); pylab.yticks([]); pylab.show()

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%vector 00_01_001.png

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