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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 _cgc_package_list_identifier(self, data_addr, data_size):
 """ Identifies the CGC package list associated with the CGC binary. :param int data_addr: Address of the data in memory. :param int data_size: Maximum size possible. :return: A 2-tuple of data type and size. :rtype: tuple """


        if data_size < 100:
            return None, None

        data = self.fast_memory_load(data_addr, data_size, str)

        if data[:10] != 'The DECREE':
            return None, None

        if not all(i in string.printable for i in data):
            return None, None

        if not re.match(r"The DECREE packages used in the creation of this challenge binary were:", data):
            return None, None

        return 'cgc-package-list', data_size