How to use the minidump.streams.SystemInfoStream.PROCESSOR_ARCHITECTURE.AMD64 function in minidump

def read_uint(self):
		"""
		Reads an integer. The size depends on the architecture. 
		Reads a 4 byte small-endian unsinged int on 32 bit arch
		Reads an 8 byte small-endian unsinged int on 64 bit arch
		"""
		if self.reader.processor_architecture == PROCESSOR_ARCHITECTURE.AMD64:
			return int.from_bytes(self.read(8), byteorder = 'little', signed = False)
		else:
			return int.from_bytes(self.read(4), byteorder = 'little', signed = False)

def read_uint(self):
		"""
		Reads an integer. The size depends on the architecture. 
		Reads a 4 byte small-endian unsinged int on 32 bit arch
		Reads an 8 byte small-endian unsinged int on 64 bit arch
		"""
		if self.reader.processor_architecture == PROCESSOR_ARCHITECTURE.AMD64:
			return int.from_bytes(self.read(8), byteorder = 'little', signed = False)
		else:
			return int.from_bytes(self.read(4), byteorder = 'little', signed = False)

if minidumpfile.memory_segments_64:
			self.memory_segments = minidumpfile.memory_segments_64.memory_segments
			self.is_fulldump = True

		else:
			self.memory_segments = minidumpfile.memory_segments.memory_segments
			self.is_fulldump = False

		self.filename = minidumpfile.filename
		self.file_handle = minidumpfile.file_handle

		#reader params
		self.sizeof_long = 4
		self.unpack_long = '

def from_live_reader(lr):
		sysinfo = KatzSystemInfo()
		if lr.processor_architecture == PROCESSOR_ARCHITECTURE.AMD64:
			sysinfo.architecture = KatzSystemArchitecture.X64
		elif lr.processor_architecture == PROCESSOR_ARCHITECTURE.INTEL:
			sysinfo.architecture = KatzSystemArchitecture.X86
			
		sysinfo.buildnumber = lr.BuildNumber
		
		sysinfo.msv_dll_timestamp = lr.msv_dll_timestamp	
		return sysinfo

def align(self, alignment = None):
		"""
		Repositions the current reader to match architecture alignment
		"""
		if alignment is None:
			if self.reader.processor_architecture == PROCESSOR_ARCHITECTURE.AMD64:
				alignment = 8
			else:
				alignment = 4
		offset = self.current_position % alignment
		if offset == 0:
			return
		offset_to_aligned = (alignment - offset) % alignment
		self.seek(offset_to_aligned, 1)
		return