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938 rajveer 1 
from PIL import Image
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import glob, os, sys, shutil
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if len(sys.argv) < 5:
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    print "usage: {infile, outfile, width, height}"
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    sys.exit(1)
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default_image = "./default.jpg"
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dirs = os.listdir("./")
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for dir in dirs:
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    if os.path.isdir(os.path.join("./", dir)):
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        infile = dir + "/" + sys.argv[1]
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        if not os.path.isfile(infile):
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            print "file is missing"
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            shutil.copy2(default_image, infile)
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        elif not os.stat(infile).st_size==0:
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            print "file is of 0 size"
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            shutil.copy2(default_image, infile)
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        outfile = dir + "/" + sys.argv[2]
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        if not (os.path.isfile(outfile) and os.path.getmtime(outfile) > os.path.getmtime(infile)):
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            sys.stderr.write(infile)
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            width = int(sys.argv[3])
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            height = int(sys.argv[4])
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            size = width, height
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            im = Image.open(infile)
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            im.thumbnail(size, Image.ANTIALIAS)
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            im.save(outfile, "JPEG")