ex23.py

#Łańcuchy znaków, bajty i kodowanie znaków
import sys
script, encoding, error = sys.argv

def main(language_file, encoding, errors):
    line = language_file.readline()
    
    if line:
        print_line(line, encoding, errors)
        return main(language_file, encoding, errors)

def print_line(line, encoding, errors):
    #usunięcie spacji
    next_lang = line.strip()
    #enkodowanie
    raw_bytes = next_lang.encode(encoding, errors=errors)
    #dekadowanie
    cooked_string = raw_bytes.decode(encoding, errors=errors)
    
    print(raw_bytes, "<====>", cooked_string)

languages = open("languages.txt", encoding="utf-8")

main(languages, encoding, error)