def append_checksum(self, f, checksum):
        """ Append ESPLoader checksum to the just-written image """
        align_file_position(f, 16)
        f.write(struct.pack(b'B', checksum))
def append_checksum ( self , f , checksum ) : align_file_position ( f , 16 ) f . write ( struct . pack ( b'B' , checksum ) )
Append ESPLoader checksum to the just-written image