Requirement.py

from Language import Language
from pathlib import Path
from ast import literal_eval

class Requirement(Language):
    def __init__(self, language_dict):
        self.language_name = ""
        self.requirements_name = language_dict
        self.requirement_name = ""
        self.dict_requirement = self.read_requirement_dict()

    def set_requirement_name(self, language_name, language_dict):
        if self.requirement_name != {}:
            self.requirement_name = language_dict

        print("Podaj nazwę wymagania dla języka programowania: ", language_name)
        self.requirement_name = input()
        self.set_dict_requirement(self.requirement_name)

        if language_name in self.requirement_name:
            self.requirements_name[language_name] = self.dict_requirement
        else:
            self.set_dict_requirement(self.requirement_name)

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


    def set_dict_requirement(self, requirement_name):
        if  requirement_name in self.dict_requirement.keys() and len(requirement_name) != 0:
            self.dict_requirement[requirement_name] += 1
            return self.dict_requirement
        elif requirement_name not in self.dict_requirement.keys() and len(requirement_name) != 0:
            self.dict_requirement[requirement_name] = 1
            return self.dict_requirement
        else:
            print('Nazwa języka nie może być pusta')
            self.set_requirement_name()

    def write_requirements_name(self):
        with open('/home/mateusz/Dokumenty/Dokumenty/informatyka/Python/python_code/projekty_cwiczeniowe-master/RozmowaKwalifikacyjna/dictRequirement.txt', 'w') as file:
            file.write(str(self.requirements_name))