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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 _remove_accents(self, input_str):
 """ Convert unicode string to ASCII. Credit: http://stackoverflow.com/a/517974 """

        nkfd_form = unicodedata.normalize('NFKD', input_str)
        return u"".join([c for c in nkfd_form if not unicodedata.combining(c)])