Language.py

import os
from pathlib import Path
from ast import literal_eval

class Language():

    def __init__(self):
        self.language_name = ""
        self.language_dict = self.read_dict_language()

    def set_language_name(self):
        self.language_name = input("Podaj nazwę języka programowania, co do którego przeglądasz ofertę pracy: ")

        if self.language_name in self.language_dict.keys() and len(self.language_name) != 0:
            self.language_dict[self.language_name] += 1
            return self.language_name
        elif self.language_name not in self.language_dict.keys() and len(self.language_name) != 0:
            self.language_dict[self.language_name] = 1
            return self.language_name
        else:
            print('Nazwa języka nie może być pusta. \n')
            self.set_language_name()

    def read_dict_language(self):
        with open('/home/mateusz/Dokumenty/Dokumenty/informatyka/Python/python_code/projekty_cwiczeniowe-master/RozmowaKwalifikacyjna/dictLanguage.txt') as file:
            if Path('/home/mateusz/Dokumenty/Dokumenty/informatyka/Python/python_code/projekty_cwiczeniowe-master/RozmowaKwalifikacyjna/dictLanguage.txt').stat().st_size == 0:
                self.language_dict = dict()
                return self.language_dict
            else:
                self.language_dict = eval(file.read())
                return self.language_dict

    def write_dict_language(self):
        with open('/home/mateusz/Dokumenty/Dokumenty/informatyka/Python/python_code/projekty_cwiczeniowe-master/RozmowaKwalifikacyjna/dictLanguage.txt', 'w') as file:
            file.write(str(self.language_dict))
            return self.language_dict