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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 long_name(self) -> str: """ Shortcut property, if alias exists, this will provide the alias with name in parenthesis. Otherwise, this will return the name """

        if self.chat_alias:
            return "{0} ({1})".format(self.chat_alias, self.chat_name)
        else:
            return self.chat_name