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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 show_comment(self, value):
 """ Get a specific canned comment :type value: str :param value: Canned comment to show :rtype: dict :return: A dictionnary containing canned comment description """

        comments = self.get_comments()
        comments = [x for x in comments if x['comment'] == value]
        if len(comments) == 0:
            raise Exception("Unknown comment")
        else:
            return comments[0]