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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 new(self):
        # type: () -> None
        '''
        A method to create a new UDF Logical Volume Descriptor.

        Parameters:
         None.
        Returns:
         Nothing.
        '''
        if self._initialized:
            raise pycdlibexception.PyCdlibInternalError('UDF Logical Volume Descriptor already initialized')

        self.desc_tag = UDFTag()
        self.desc_tag.new(6)  # FIXME: we should let the user set serial_number

        self.vol_desc_seqnum = 3
        self.desc_char_set = _unicodecharset()

        self.logical_vol_ident = _ostaunicode_zero_pad('CDROM', 128)

        self.domain_ident = UDFEntityID()
        self.domain_ident.new(0, b'*OSTA UDF Compliant', b'\x02\x01\x03')

        self.logical_volume_contents_use = UDFLongAD()
        self.logical_volume_contents_use.new(4096, 0)

        self.impl_ident = UDFEntityID()
        self.impl_ident.new(0, b'*pycdlib')

        self.implementation_use = b'\x00' * 128  # FIXME: let the user set this
        self.integrity_sequence_length = 4096
        self.integrity_sequence_extent = 0  # This will get set later

        self.partition_map = UDFPartitionMap()
        self.partition_map.new()

        self._initialized = True