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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_key(self, path, geometry, filters, options):
 """Generates the thumbnail's key from it's arguments. If the arguments doesn't change the key will not change """

        seed = u' '.join([
            str(path),
            str(geometry),
            str(filters),
            str(options),
        ]).encode('utf8')
        return md5(seed).hexdigest()