Gets a bytestream of utf8 in reverse and stream it back to text

reverse_utf8_bytestream_to_chars.py

import time

def reverse_utf8_decoder(input_string):
    encoded_bytes = input_string.encode("utf-8")
    for byte in reversed(encoded_bytes):
        yield byte
        time.sleep(1)

def reverse_utf8_char_decoder(byte_stream):
    buffer = []
    for byte in byte_stream:
        buffer.insert(0, byte)
        if len(buffer) >= 4 or (len(buffer) >= 1 and (buffer[0] & 0b11000000) != 0b10000000):
            try:
                char = bytes(buffer).decode("utf-8")
                yield char
                buffer.clear()
            except UnicodeDecodeError:
                continue

def main():
    input_string = "𐭡𐭢𐭣𐭤𐭥𐭦𐭧𐭨𐭩𐭪𒀱𒀱𒀱"
    byte_stream = reverse_utf8_decoder(input_string)
    char_stream = reverse_utf8_char_decoder(byte_stream)
    for char in char_stream:
        print(char, end="")

if __name__ == "__main__":
    main()