How to use the minidump.directory.MINIDUMP_DIRECTORY function in minidump

def __parse_header(self):
		self.header = MinidumpHeader.parse(self.file_handle)
		for i in range(0, self.header.NumberOfStreams):
			self.file_handle.seek(self.header.StreamDirectoryRva + i * 12, 0 )
			minidump_dir = MINIDUMP_DIRECTORY.parse(self.file_handle)
			
			if minidump_dir:
				self.directories.append(minidump_dir)
			else:
				self.file_handle.seek(self.header.StreamDirectoryRva + i * 12, 0 )
				user_stream_type_value = MINIDUMP_DIRECTORY.get_stream_type_value(self.file_handle)
				logging.debug('Found Unknown UserStream directory Type: %x' % (user_stream_type_value))

def prepare_directory(self):
		curr_pos = self.header_size
		for streamtype in self.streams:
			self.streams[streamtype].to_bytes(self.data_buffer)
			directory = MINIDUMP_DIRECTORY()
			directory.StreamType = streamtype
			directory.Location = curr_pos
			self.header_buffer.write(directory.to_bytes())

def parse(buff):

		raw_stream_type_value = MINIDUMP_DIRECTORY.get_stream_type_value(buff)

		# StreamType value that are over 0xffff are considered MINIDUMP_USER_STREAM streams
		# and their format depends on the client used to create the minidump.
		# As per the documentation, this stream should be ignored : https://docs.microsoft.com/en-us/windows/win32/api/minidumpapiset/ne-minidumpapiset-minidumminidump_dirp_stream_type#remarks
		is_user_stream = raw_stream_type_value > MINIDUMP_STREAM_TYPE.LastReservedStream.value
		is_stream_supported = raw_stream_type_value in MINIDUMP_STREAM_TYPE._value2member_map_
		if is_user_stream and not is_stream_supported:
			return None

		md = MINIDUMP_DIRECTORY()
		md.StreamType = MINIDUMP_STREAM_TYPE(raw_stream_type_value)
		md.Location = MINIDUMP_LOCATION_DESCRIPTOR.parse(buff)
		return md