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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 set_itunes_keywords(self):
 """Parses itunes keywords and set value"""

        try:
            keywords = self.soup.find('itunes:keywords').string
        except AttributeError:
            keywords = None
        try:
            self.itunes_keywords = [keyword.strip()
                                    for keyword in keywords.split(',')]
            self.itunes_keywords = list(set(self.itunes_keywords))
        except AttributeError:
            self.itunes_keywords = []