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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 write_meta_info(self, byte1, byte2, data):
        "Worker method for writing meta info"
        write_varlen(self.data, 0)  # tick
        write_byte(self.data, byte1)
        write_byte(self.data, byte2)
        write_varlen(self.data, len(data))
        write_chars(self.data, data)