4.5 פרויקט תוכנת תרגום פתרון

• main.py
  

  from dictionary import handle_dictionary  
  
  
  def print_help_message() -> None:  
      print("Welcome to the dictionary!\n"  
            "what do you want to do today?\n"  
            "1. translate a sentence\n"  
            "2. add a new word translation\n"  
            "3. list all translation\n"  
            "\n")  
  
  
  def main() -> None:  
      print_help_message()  
      handle_dictionary()  
  
  
  if __name__ == '__main__':  
      main()
  

• dictionary.py
  

  from actions import actions, valid_actions  
  
  
  def handle_dictionary() -> None:  
      while True:  
          action = get_action()  
          handle_action(action)  
  
  
  def handle_action(action: str) -> None:  
      actions[action]()  
  
  
  def get_action() -> str:  
      while True:  
          action = input("choose action: ")  
          if validate_action(action):  
              return action  
          else:  
              print(f"Invalid action! please enter an action between {valid_actions}\n")  
  
  
  def validate_action(action: str) -> bool:  
      return action in valid_actions
  

• action.py
  

  def translate() -> None:  
      sentence = input("enter a sentence to translate: ")  
      translated_list = []  
  
      words = sentence.split()  
      for word in words:  
          translated_list.append(translate_word(word))  
  
      translated_sentence = " ".join(translated_list)  
      print(f"translation: {translated_sentence}\n")  
  
  
  def translate_word(word: str) -> str:  
      with open("dictionary.txt", "r") as file:  
          content = file.read()  
          translations = content.split("\n")[:-1]  
          for translation in translations:  
              origin_word, translated_word = translation.split(" -> ")  
              if origin_word == word:  
                  return translated_word  
  
  
  def add_word() -> None:  
      word = input("enter a word: ")  
      translation = input("enter translation: ")  
  
      with open("dictionary.txt", "a") as file:  
          sentence = f"{word} -> {translation}"  
          file.write(f"{sentence}\n")  
          print(f"added translation {sentence} to dictionary!\n")  
  
  
  def list_all() -> None:  
      with open("dictionary.txt", "r") as file:  
          print("dictionary:\n"  
                f"{file.read()}\n")  
  
  
  actions = {  
      "1": translate,  
      "2": add_word,  
      "3": list_all  
  }  
  valid_actions = actions.keys()
  

• dictionary.txt