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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_stem(self):
 """ Return the name of the file without it's extension. """

        filename = os.path.basename(self.src_path)
        stem, ext = os.path.splitext(filename)
        return "index" if stem in ("index", "README", "__init__") else stem