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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 verify(self):
 """ Returns True if the file contents match with the CRC32 attribute note: reset """


        # remember file pointer
        pos = self.tell()
        self.seek(0)

        checksum = 0
        for chunk in iter(lambda: self.read(1024), b''):
            checksum = crc32(chunk, checksum)

        # restore file pointer
        self.seek(pos)

        return self.crc32 == checksum & 0xffffffff